Question # 1

Octet rule is

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Attainign of eight electrons in its valence shell

Discription of eight electrons

Pictur eof electronic configuration

Pattern of electronic configuration

Whcih of the following atoms willnot form cation or anion.

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Atomic no. 16

Atomic no. 18

Atomic no. 17

Atomic No. 19

Which group of the periodic table has the tendency to gain electrons.

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Group -1

Group -17

Group-2

Group -18

A bond formed by the mutual sharing an electron pair is called.

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Ionic bond

Metallic bond

Covalent bond

Coordinate covalent bond

Atoms react with each other because.

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they are attracted towards each other

They are short of electrons

They want to disperse

They want attain stability

Identify the covalent compund

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NaCl

H₂O

KF

MgO

Covalent bond is most commonly found between the elements of group

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1 to 13

16 to 18

13 to 17

15 to 18

Metal have the tendency to lose elecrons due to.

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High ionization energies

Low ionization energies

Low electron affinity

None of the above

When molten copper and olten zinc are mixed together , they give rise to a new substnce called brass. Predict what type of bond is formed between copper and zinc.

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Ionic bond

Coordinate Covalent bond

Metallic bond

Covalent Bond

In metals, the hold of nucieus over the valence shell elecrons is veak due to.

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Highlectron affinity

Large sized atoms

High ionization energies

All of the above

The boiling point of water is

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O ^oC

100 ^oC

35 ^oC

25 ^oC

The compund formed by oppoite charges are known as.

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Metallic solids

Ionic compounds

Non-polar Covalent compound

None of the above

A bond formed between two non metals is expected to be

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Ionic

Coordinate covalent

Metallic

Covalent

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