3. What is the charge of an atom that has lost one elec
a.+1
b.-1
c. +2
d. 2

4. What is the charge of an atom that has gained one electron?
a.+1
b. -1
c. +2
d. -2

5. What do you call the attraction between atoms, ions or molecules that enables the formation of chemical
bound.
a. Chemical bond
b. hydrogen bond
c. intermolecular force
d. radioactive

6. If an element has 3 valence electron, what charge will likely form on its ion?
a.+3
b. -3
d.-6

7. What do you call to positively charged ion?
a.anion
b. cation
c. isotopes
d. monoatomic

8. What do you call the negatively charged ion ?
a.anion
b. cation
c. isotopes
d. monoatomic
9. What is the study of the carbon-containing compounds?
a. Biochemistry b. Chemistry
c. Inorganic Chemistry
d. Organic chemistry
10. Which of the following statements is NOT true about carbon?
a. Carbon has four valence electrons.
b. Carbon shares electrons with other atoms.
c. Carbon is capable of forming double bonds and triple bonds,
d. Carbon is the fourth element in the periodic table of elements.​