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Physical Properties Periodicity Questions and Answers PDF Download eBook
MCQ: The conductivity of electric current increases across metals of period 3 from sodium to
- potassium
- aluminum
- boron
- carbon
B
MCQ: In an optimum temperature, Chlorine reacts with dilute alkalis by
- oxidizing some atoms only
- reducing some atoms only
- neutralizing some ions
- oxidizing and reducing some atoms
D
MCQ: The bonding pairs of electrons in each carbon atom
- repel
- attract
- remain intact
- centrifuge
A
MCQ: Ionic compounds are solid at
- room temperature only
- room pressure only
- room humidity
- room temperature and pressure
D
MCQ: Silicon dioxide is insoluble in
- water
- alkali
- acid
- base
A