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Electronic Configuration

Write the nam...

Question

Write the name from the description
The family of metals having valency one

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Solution

The family of metals having valency one = $Alkali metals$

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Similar questions

Q. Write the names from the description.
a. The period with electrons in the shells K, L and M.
b. The group with valency zero.
c. The family of nonmetals having valency one.
d. The family of metals having valency one.
e. The family of metals having valency two.
f. The metalloids in the second and third periods.
g. Nonmetals in the third period.
h. Two elements having valency 4.

Q. Write down the characteristics of the elements having atomic number 17.
Electronic configuration ____________________________________
Period number ____________________________________
Group number ____________________________________
Element family ____________________________________
No. of valence electrons ____________________________________
Valency ____________________________________
Metal or non-metal ____________________________________.

Q. (i) Name three elements each whose ions have valency +1,+2 and +3 respectively.
(ii) Name three non-metals/radicals which have valency -1,-2 and -3.

Q. Elements having valency 'one' are :

(a) always metals

(b) always non-metals

(c) always metalloids

(d) either metals or non-metals

Q. Metals have electropositive valency and non-metals have electronegative valency.

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Electronic Configuration

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