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1.

Name the property by which the dissolution of an ionic solid in water is possible.

Answer»

Hydrogen bonding.
Discussion
2.

Strongest bond is (A) 1s-1s (B)2p-2p (C) 2s-2p (D) 1s-2p

Answer»

Stongest bond is 2s – 2p as it contain one s orbital and another p orbital ,which are framed by covering and sharing of electrons. 2s orbital has a marginally bring down vitality than the 2p orbitals. That implies that the 2s orbital will load with electrons before the 2p orbitals. All the 2p orbitals have the very same vitality.

THE ANSWER IS 2P-2P
Discussion