Chemistry

It is used to support a container, such as a beaker, on a ring stand while it is being heated. May have a fiberglass or ceramic center.

• wire gauze
• stirring rod
• beam balance
• ring stand

Noble gases are inert and also known as monoatomic gases because they have completed outer electron shells. Which of these elements isn't a noble gas ?

• Helium
• Chlorine
• Neon
• Kryton

A kind of heterogenous mixture where large particles settle down. An example of this is paracetamol syrup.

• Solution
• Colloid
• Suspension

Identify the laboratory apparatus given.

• Erlenmeyer flask
• Florence flask
• Volumetric flask
• Spring balance

Which of these is used to transfer a small piece of magnesium into a test tube?

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Which is an intensive property?

• mass
• volume
• weight
• conductivity

What is chemical formula of water

• H2O
• HCl
• Hydrogen
• none of above

What is a Proton and Electron

• A type of Atom
• No such thing
• Things that make up an Atom
• Unknown

Name the use of the give picture.

• used for the measurement of an amount of a liquid
• mainly used to store and mix solutions
• used for transferring liquids from one container to another

What type of operating system does the logo represents

• Machintosh
• Linux
• Windows
• Android

Describe the accuracy and precision the following set of data.True value: 75 N76 N, 76 N, 75 N, 75 N

• accurate - precise
• not accurate - precise
• not accurate - not precise
• accurate - not precise

This is a filter ............

• funnel

It is the process of determining how much of a given sample is the material indicated by its name.

• assay

The negatively charged subatomic particles that are located in energy levels around the nucleus

• Protons
• Neutrons
• Electrons
• Ions

Describe the accuracy and precision the following set of data.True value: 5 mL5 mL 5.1 mL 5 mL 5.4 mL

• accurate - precise
• not accurate - precise
• not accurate - not precise
• accurate - not precise

Basing on the periodic table, answer the following analogy:Row:Period—Columns:?

• Group

The following are some safety rules in a laboratory. Which one is not correct?

• Do not eat or drink in the laboratory
• Do not report any injury, however small, to the teacher
• Do not taste chemicals in the laboratory
• Do not run in the laboratory

What is the name of icon shown

• Microsoft Edge
• Chrome
• Safari
• Torch

Name the picture.

• forceps
• test tube holder clamo
• tongs

W can't live without iron. Where in the body is most of the iron located?

• Skin
• Body
• Blood
• Bones

What is the number of protons that the element in this image contain?

• 14
• 7
• 15
• 18

It is also used in some instances to clamp a couple of support rods together, or to clamp an iron ring or other attachment to a metal bar.

• iron stand
• meter stick
• wire gauze
• burette

Phosphorescent emission of light can persist after the radiation used to excite the molecules has been turned off. True or False?

• True
• False

Walter White son´s name is

• Walter White
• Flin
• Walter White jr
• Walt jr

What do we call an atom that has more protons than electrons

• An anion
• A molecule
• A cation
• An isotope

Bronze is an alloy of what?

• Tin
• Tin and copper
• Aluminium and copper
• Magnesium and tin

Name the use of the given picture.

• for holding small samples
• for the measurement of an amount of a liquid
• used to pick up or hold small objects

Which Molecule in the periodic table that you need to breath, Oxygen or Carbon Dioxide.

• Oxygen

Ali would like to heat a test-tube containing chemical X over a Bunsen burner. How should Ali carry put the heating?

• Holding the test tube with his bare hands
• Holding the test tube with a piece of cloth
• Holding the test tube using a test tube holder
• Holding the test tube with tongs

It is based on measurement of the interaction between electromagnetic radiation and analyte atoms or molecules or on the production of such radiation by analytes.

• Gravimetric methods
• Volumetric methods
• Electroanalytical methods
• Spectroscopic methods

I'm am not in danger

• I am the danger

Which laboratory apparatus is a syringe?

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What are the 2 classes of matter?

• Atom and Molecule
• Element and Compound
• Plant and Animal Cells
• Substance and Mixture

It involves obtaining a small mass of a material whose composition accurately represents the bulk of the material being sampled.

• sampling

Fluorescence happens when molecule from singlet state returns to ……………………………

• Higher state
• Lower state
• Ground state
• None of the above

Name the equipment

• thermometer
• test tube rack
• beaker
• dropper pipette

The laboratory apparatus above is used to measure ______________ .

• mass
• length
• volume
• temperature

The symbol Ag stands for :

• Manganese
• Silver
• Magnesium
• Helium

Name the equipment

• graduated cylinder
• test tube
• thermometer
• beaker

How many episodes are there in breaking bad

• 60
• 62
• 65
• 63

Which Chemical expression shows the writting form of Acetylene?

• h20
• c2h2
• hc2h2
• 90
• Impossible to answer

What piece of equipment is used to transfer substances into a container with small openings?

• Erlenmeyer flask
• tongs
• beaker
• funnel

He is regarded as the Father of Chemical Theory in recognition of the importance of his Atomic Theory to the development of chemical knowledge.

• JJ Thompson
• John Dalton
• Ernest Rutherford
• Neils Bohr

The solid that dissolves in a liquid to produce a solution is called the......

• solute

What is the Nucleus of an Atom made of?

• Electrons and Protons
• Protons and Neutrons
• Protons
• Neutrons
• Electrons ans Neutrons

What is the written form of water.

• H2O
• H2c2

Name the equipment

• burette
• dropper pipette
• stirring rod
• iron stand

What is Saul Goodman's real name

• Thats his real name
• Saul Mcgill
• Howard Hamlin
• Jimmy Mcgill

Name the equipment

• glass triangle
• funnel
• stirring rod
• buret

What is the most dangerous atom in the periodic table is?

• Hydrogen
• h2O
• Helium
• Plutonium

Identify the laboratory apparatus given.

• Erlenmeyer flask
• Graduated cylinder
• Triple Beam Balance
• Volumetric flask

It involves the measurement of such electrical properties as voltage, current, resistance, and quantity of electrical charge.

• Gravimetric methods
• Volumetric methods
• Electroanalytical methods
• Spectroscopic methods

What piece of equipment is used to measure temperature?

• spring scale
• thermometer
• triple beam balance
• pipette

Which element has no neutrons in it ?

• Hydrogen
• Radon
• Polonium
• Tellurium

Mention the material from which this apparatus is made and its use.

• Plastic and for crushing solids
• Steel and for mixing chemicals
• Porcelain and for crushing and grinding solids
• Glass and for mixing chemicals

What teacher is walter white

• Math
• Biology
• English
• chemistry

Which one do you need to be alive? (There is more than one solution.)

The spectral region is split into ___________

• three regions

Name the equipment

• utility clamp
• iron ring
• clay triangle
• test tube clamp

We use a thermometer to measure temperature in ...

• degrees Celsius
• degrees Fahrenheit
• millimeters
• degrees Kelvin

What icon is this?

• Screen
• My Computer
• Recycle Bin
• Folder

How old is Jesse Pinkman

• 22
• 19
• 16
• 25

What are Atoms made of?

• Quarks

Water-based liquids can be described as acidic, neutral, or basic, with respect to pH. Which of these describes milk?

• Slightly acidic
• Neutral
• Milk does not have a ph
• Slightly basic

Name the equipment

• test tube
• test tube container
• test tube stand
• test tube rack

An electron is

• positively charged
• neutral
• negatively charged

In Intersystem crossing (ISC), the energy of the activated molecule is dissipated through …………………

• Molecular collisions
• Transitions between states of different spins
• Physical contact of an excited molecule with other particles
• None of the Above

How Many takes did it get to get the Pizza on the roof

• 20 Takes
• 1 Take
• 2 Takes
• 100 Takes

What is the physical state of water

• Solid
• Liquid
• Gases
• All of above

Which of the following is the correct laboratory rule?

• Eating in the laboratory while doing practical during lunch time
• Running in the laboratory when he is in a hurry
• Poking the electrical power points with sharp objects
• Using the apparatus in the laboratory only when told to do the science teacher

What are these?

• test tubes

How many times has walter had to replace his windshield

• 0
• Once
• 2 times
• 3 times

What element does the sun fuse?

• Hydrogen
• Helium
• Oxygen
• None of above

What are the three subatomic particles?

Why are Phosphorescence measurements usually made at a low temperature?

• Triplet excited state to singlet ground state
• Singlet ground state to singlet excited stated
• Triplet ground stated to singlet excited stated
• None of the Above

Organic chemistry is the study of the compounds that make up living organisms. All organic molecules contain :

• Carbon and oxygen
• carbon,hydrogen, nitrogen and oxygen
• Carbon and hydrogen
• Nitrogen and oxygen

The modern atomic mass unit is based on

• Carbon-12

Name the equipment

• A coaster
• A wire gauze
• A place mat
• A heatprof mat

What is the very first thing you do once you receive any laboratory equipment?

• Start Measuring out chemicals
• inspect for cracks or damages
• Organize/ Sort your equipment
• Wash/Disinfect

It is a measurement science consisting of a set of powerful ideas and methods that are useful in all fields of science and medicine.

• Analytical Chemistry

It determine the mass of the analyte or some compound chemically related to it.

• Gravimetric methods
• Volumetric methods
• Electroanalytical methods
• Spectroscopic methods

Which laboratory apparatus would you use to measure 75mL of water accurately?

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Name the use of the given picture.

• used for transferring liquid from one container to another
• used for heating chemicals
• used to contain solutions

Which chemical causes Minamata disease?

• Mercury
• Xenon
• Neon
• Magnesium

Draw Walter White

Identify the laboratory apparatus given.

• Beaker
• Burette
• Pipette
• Florence flask

Name the equipment

• watch glass
• evaporating dish
• forceps
• mortar

The apparatus used for heating very small quantity of chemicals.

• Beaker
• Flask
• Test tube
• Gas jar

Name the use of the given picture.

• used for stirring and mixing chemicals
• used to heat liquids for evaporation
• used to hold several test tubes at one time

Name the equipment

• beaker
• long tube
• graduated cylinder
• thermometer

Name the use of the given picture.

• useful to hold larger items.
• used for holding test tube when it should not be touched
• used to pick up or hold small objects

Name a proper uses for this piece of equipment.

• Measuring precise and accurate volume amounts
• Weiging out solute
• To hold the contents of a neutralization reaction during a titration
• Identifying Mass

Name the equipment.

• beaker
• erlenmeyer flask
• watch glass
• petri dishe

What piece of equipment is used to store test tubes properly instead of rolling off the lab table?

• test tube rack
• forceps
• ring clamp
• petri dish

The symbol Hg stands for :

• Mercury
• Rhodium
• Iridium
• Platinum

It indicates the amount of each substance in a sample.

• Qualitative analysis
• Quantitative analysis

It is anything that occupies space and has mass

• Matter

This is what you call when two atoms of the same element with the same atomic number but differs in the number of neutron.

• Isotope

Name the equipment

• test tube pin
• test tube metal
• test tube coil
• test tube clamp

Internal conversion comes under …………………………

• Non radiative transition
• Radiative Transition
• Both
• Not a type of Transition

Identify the laboratory apparatus given.

• Burette
• Pipette
• Spring balance
• Triple Beam balance

Which of these is used to make & contain a precise volume of a solution?

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In fluorescence, absorption of energy by atoms or molecules followed by .............. emission of light.

• Moderate
• Delayed
• Immediate
• None of the above

Name the equipment

• Ring Clamp
• Ring Stand
• Test Tube Holder
• Test Tube Clamp

How small is a Quark?

• Small
• Big
• Medium
• Extremely small

What does Los Pollos Hermanos mean is english

• The Chicken Man
• The Chicken Sisters
• The Chicken Brothers
• The Chicken Place

What will happen if you try to split Quarks away from each other with a ton of force?

• They will use that force to make the bonds stronger
• They will explode
• They would disappear
• Nothing will happen

The branch of chemistry that involves the study of substances other than those classified as organic.

• Analytical Chemistry
• Organic Chemistry
• Inorganic Chemistry
• Biochemistry

The liquid that dissolves the solid to form a solution is called the .....

• solvent

The detector converts IR radiation into __________ signals and sends it to the recorder.

• Electrical

Is the equation correct, H2+O=H2O? Yes or No

• Yes

How much money was in the Barrel in Ozymandias

• 80 million dollars

Name the equipment

• Beaker
• Erlenmeyer flask
• Florence flask
• Volumetric flask

The branch of chemistry that studies carbon-containing substances

• Analytical Chemistry
• Organic Chemistry
• Inorganic Chemistry
• Biochemistry

They are portions of a material of approximately the same size that are carried through an analytical procedure at the same time and in the same way.

• replicates

(Select all that apply.) What is wrong in the picture?I. Smelling a chemical directlyII. Wearing open toed shoes.III. Wearing ear buds during lab.IV. Using hands to pick up broken glass.

What of these metals are non metal ?

• Lithium
• Magnesium
• Beryllium
• Sulfur

The symbol Au stands for :

• Gold
• Cadmium
• Zinc
• Krypton

What do you call an atom that carries an electrical charge?

• Ion
• Isotope
• Quartz
• Compound

How good is Breaking bad

• 1 star
• 2 stars
• 3 stars
• 4 stars
• 5 stars

Name the equipment

• iron ring
• iron stand
• iron base
• iron tower

Describe the accuracy and precision the following set of data.True value: 10 points3 points, 5 points, 8 points, 9 points

• accurate - precise
• not accurate - precise
• not accurate - not precise
• accurate - not precise

Used to heat liquids for evaporation.

• mortar and pestle
• glass watch
• evaporating dish
• funnel

Which of the following is the principle of Flame emission photometers?

• Radiation is absorbed by non-excited atoms in vapour state and are excited to higher states
• Medium absorbs radiation and transmitted radiation is measured
• Colour and wavelength of the flame is measured
• Only wavelength of the flame is measured

Itreveals the identity of the elements and compounds in a sample.

• Qualitative analysis
• Quantitative analysis

The function of pressure regulators in the emission system of flame photometer is to have a steady flame which is free from flickers?

• True
• False

colour of carbon is

• black

The solid that remains in the filter paper during filtration is called the .........

• residue

What is the atomic mass of this element?

• 20
• 60
• 40
• 41

What is the velocity of light in m/s ?

• 3 x 101010^{10}1010 m/s.
• 5 x 108 m/s.
• 3 x 108 m/s.
• 5 x 101010^{10}1010 m/s.

We can't live without water! What is it's chemical formula?

• H2
• H20
• H202
• H3O

Which is an extensive property?

• density
• volume
• viscosity
• malleability

They are species other than the analyte that affect the final measurement

• interferences

Is Hydrogen found in water, Yes or No.

• Yes