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L1: Organic Chemistry

Total questions: 15

Worksheet time: 8mins

Name
Class
Date
1.

____________are everywhere! From fabrics in our clothes to the flavors in food, organic chemistry explains much of what we see, smell, and taste every day.

a)

Organometallic compounds

b)

Water

c)

Organic compounds

d)

Inorganic compounds

2.

_________helps create medicines like aspirin and antibiotics that save lives every day.

a)

Physical Chemistry

b)

Organic Chemistry

c)

Inorganic Chemistry

d)

Environmental chemistry

3.

Many food flavors are created by ______ reaction that happen during cooking, like browning in toast or caramelizing in sugar.

a)

Radical

b)

Redox

c)

Chemical

d)

Ozonolysis

4.

Did You Know? ______moving between atoms create energy, like in batteries that power your devices!

a)

Neutron

b)

Proton

c)

Electron

d)

Positron

5.

The structure of ______ affects whether they're solids, liquids, or gases at room temperature.

a)

Electron

b)

Molecules

c)

Neutron

d)

Proton

6.

______'s unique ability to form four bonds allows it to create the complex molecules found in living organisms, including DNA.

a)

Hydrogen

b)

Boron

c)

Silicon

d)

Carbon

7.

Water molecules bond to each other through________, making water stable and essential for life.

a)

Van der Waals

b)

Hydrogen bonding

c)

Dipole-dipole interaction

d)

Covalent bonding

8.

Diamonds and graphite are both forms of _______but have different covalent bonding patterns. That's why diamonds are hard and sparkly, while graphite is soft and dark.

a)

Carbon

b)

Silicon

c)

Boron

d)

Aluminium

9.

The ______ rule is like a stability guide for atoms. They gain, lose, or share electrons to reach a 'full shell' configuration.

a)

Steric number

b)

Hund's

c)

Aufbau's

d)

Octet

10.

________structures show how atoms connect, kind of like a molecule's 'family tree.'

a)

Lewis

b)

Octet

c)

Steric

d)

Arrow

11.

Chemists use _______to predict molecular stability, which helps when creating new drugs.

a)

steric number

b)

orbital

c)

geometry

d)

formal charge

12.

Molecules with _______ formal charge are usually more stable, which is crucial for making long-lasting materials like Teflon.

a)

maximal

b)

zero

c)

unknown

d)

minimal

13.

Some molecules have _______, allowing electrons to be shared across multiple atoms for greater stability. This is common in things like perfumes and paints.

a)

Lewis structure

b)

resonance

c)

lone pairs

d)

oxygen

14.

_______in chemistry represent electron movement, helping chemists visualize how molecules react and transform.

a)

Lewis structure

b)

Resonance

c)

Curved arrows

d)

Chemical formula

15.

_______ systems allow alternating single and double bonds, found in everything from carotenoids (orange pigments in carrots) to rubber.

a)

Linear

b)

Geometry

c)

Non-conjugated

d)

Conjugated