Question # 1

The boiling point of alcohal is

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₄₄^oC

78^oC

53^oC

19^oC

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

Atoms achieve stability by attainign electonic configuration of.

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Alkali metals

Coinage metals

Inert Gases

Alkaline earth metals

Which types of attractive forces are presentin ionic compounds.

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Covalent bonds

Electrostatic forces of attraction

Mtallic bonds

Coordinate covalent bonds

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

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Group -1

Group -17

Group-2

Group -18

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

A covalent bond formed by two similar stoms is known as.

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Polar Covalent bond

Metallic bond

Double covalent bond

Non-polar covalent bond

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

Which molecule contains a single vovalent bond.

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CH4

C2H4

C2H2

O2

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

Noble gases are non -reactive, because they do not.

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Gain electrons

Lose electrons

Share electrons

All of these

Which metal has the lowest melting point?

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Li

Na

Rb

K

The fore of attraction betwene water molecule is.

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Ionic bonding

Covalent bonding

Hydrgen Bonding

Co ordinate Covalent bonding

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