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Chemical Bonding and Formula Writing Quiz

#1

Which type of bond involves the sharing of electrons between atoms?

Covalent bond
Explanation

Sharing of electrons between atoms.

#2

What is the formula of sodium chloride?

NaCl
Explanation

Sodium chloride formula.

#3

Which of the following is NOT a type of chemical bond?

Mechanical bond
Explanation

Not a type of chemical bond.

#4

What is the formula for hydrochloric acid?

HCl
Explanation

Hydrochloric acid formula.

#5

Which type of bond forms when electrons are completely transferred from one atom to another?

Ionic bond
Explanation

Complete electron transfer.

#6

Which of the following elements is most likely to form a covalent bond?

Fluorine (F)
Explanation

Highly electronegative element.

#7

What is the chemical formula of ammonia?

NH3
Explanation

Ammonia formula.

#8

What is the shape of a water molecule (H2O) according to VSEPR theory?

Bent
Explanation

VSEPR theory-based molecular shape.

#9

Which of the following molecules has a nonpolar covalent bond?

CO2
Explanation

Nonpolar covalent bond.

#10

What is the formula for sulfur hexafluoride?

SF6
Explanation

Sulfur hexafluoride formula.

#11

In which type of bond do atoms transfer electrons?

Ionic bond
Explanation

Electron transfer between atoms.

#12

Which of the following compounds has both ionic and covalent bonds?

Sulfuric acid (H2SO4)
Explanation

Compound containing both types of bonds.

#13

What is the bond angle in a methane (CH4) molecule?

109.5 degrees
Explanation

Bond angle in methane molecule.

#14

Which of the following molecules has a trigonal pyramidal shape?

NH3
Explanation

Trigonal pyramidal shape.

#15

Which of the following molecules has a linear shape?

CO2
Explanation

Linear molecular shape.

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