If formula of sodium salt of an anion X is Na2X, then the formula of its aluminium salt would be
A. AlX
B. AlX3
C. Al2X3
D. Al3X2
Answer: Option C
A. AlX
B. AlX3
C. Al2X3
D. Al3X2
Answer: Option C
What happens when a chemical bond is formed?
A. Energy is always absorbed
B. Energy is always released
C. More energy is released than it absorbed
D. Energy is neither released nor absorbed
When a chemical bond is formed, there is decrease in
A. kinetic energy
B. potential energy
C. repulsive force
D. attractive force
A. Valence shell electron pair repulsion
B. Molecular orbital theory
C. Valence bond theory
D. Electronic theory of chemical bonding
I don't get it