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MDCAT Past Papers - UHS - Chemistry - Chap No 9 - 2013 Quiz

Attempt 10 MCQs on MDCAT Past Papers - UHS - Chemistry - Chap No 9 (Year 2013) | Quiz 1

1. Along a period, atomic radius decreases. This gradual decrease in radius is due to:

Increase in number of electrons in valence shell
Increase in number of protons in nucleus
Decrease in number of shells
Increase in number of shells

2. What is the trend of melting and boiling point of the elements of a short period as we move from left to right in the periodic table?

Melting and boiling point increases gradually
Melting and boiling point first decreases then increases
Melting and boiling point first increases then decreases
Melting and boiling point decreases gradually

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