Among the following the maximum covalent character is shown by the compound
(1)MgCl2
(2)FeCl2
(3)SnCl2
(4) AlCl3
According to Fajans rule, cation with greater charge and smaller size favours covalency.
Which among the following is false about acids?
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Binomial Nomenclature was founded by
Atomic number of which of the following elements is greater than that of Calcium?
According to Dalton’s Atomic Theory, the smallest indivisible particles of matter is called ______.
Metals are generally ______.
I. Ductile
II. Malleable
III. Poor conductors of heat
Which of the following is a greenhouse gas or a gas which can deplete the ozone layer?
Which of the following elements has the lowest melting point?
The modern periodic table consists of 18 groups and 7 periods. What is the atomic number of the element placed in the 2nd group and the 4th period?