Quiz: Basic Chemistry

1. If an atom contains 11 protons and 12 neutrons, its atomic number will be:
1
11
12
23

2. A covalent bond is the result of:
transferring electrons
transferring protons
sharing a proton
sharing an electron

3. If an atom gains an electron, it forms a:
positively charged ion
negatively charged ion
covalent bond
double bond

4. Which of the following is an example of a compound?
water
hydrogen gas
oxygen gas
chloride ion

5. An ionic bond occurs when one atom:
shares an electron with another atom
loses a proton and becomes positive
transfers an electron to another atom
loses all of its electrons

6. The cohesion of water is caused by:
ionic bonds
covalent bonds
hydrogen bonds
vaporization

7. A substance that has a pH lower than 7 would be considered a:
acid
base
ion
quark

8. A carbon atom has six protons but has 7 neutrons, this carbon atom would be called a(n):
cation
acid
compound
isotope

Score =
Correct answers: