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Standard IX

Chemistry

Valency

The combining...

Question

The combining capacity of an element is known as its ______________.

atomicity

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configuration

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valency

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velocity

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Solution

The correct option is C
valency

The combining capacity of an element is known as its valency. Valency is the property of an atom that governs the number of atoms with which it can combine.

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Similar questions

Fill in the blanks:

(a) Matter is neither …………….. nor ……………... in a chemical reaction.

(b) In a compound, the constitute elements are always present in a definite proportion by ……………. .

(d) The combining capacity of an element is known as its ………………. .

Q. An element A has a valence electronic configuration

3 s^{2} 3 p^{5}

and the other element B has a valence electronic configuration

3 s^{1}

. The bond formed between them is:

An element A has 2 electrons in its fourth shell.State:

(a) its atomic number

(b) its electronic configuration

(d) position in the periodic table

(e) is it a metal or non-metal

(f) is it an oxidising or reducing agent.

The electronic configurations of three elements A, B and C are as follows:
$\begin{matrix} A & 2, 8, 1 B & 2, 8, 7 C & 2, 4 \end{matrix}$

(a) Which of these elements is a metal?
(b) which of these elements are non-metals?
(c) Which two elements will combine to form an ionic bond?
(d) Which tow elements will combine to form a covalent bond?
(e) Which element will form an anion of valency 1?

An element A atomic number 7 mass number 14

B electronic configuration 2, 8, 8

C electrons 13, neutrons 14

D Protons 18 neutrons 22

E electronic configuration 2, 8, 8, 1

State (i) valency of each element (ii) which one is a metal (iii) which is a non-metal (iv) which is an inert gas.

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The combining capacity of an element is known as its ______________.

The correct option is C valency The combining capacity of an element is known as its valency. Valency is the property of an atom that governs the number of atoms with which it can combine.

The correct option is C
valency

The combining capacity of an element is known as its valency. Valency is the property of an atom that governs the number of atoms with which it can combine.