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S Block Elements

Identify the ...

Question

Identify the odd term out and explain.
Hydrogen, sodium, potassium, carbon.

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Solution

Carbon is the odd one out because carbon has $4$ valence electrons and belong to $4^{t h}$ group whereas all others have $1$ valence electrons and is in $1^{s t}$ group

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Identify the odd term out and explain.

A.gold,silver, copper,brass.

B.Hydrogen, hydrogen peroxide, carbon dioxide, water vapour.

C.milk, lemon juice, carbon, steel.

D.water, Mercury, bromine, petrol.

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F.hydrogen, sodium, potassium, carbon.

Q. Identify the odd term out and explain
A. Gold, silver, copper, brass
B.Hydrogen, hydrogen peroxide, carbon dioxide, water vapour.
C.Milk, lemon juice, carbon, steel.
D.water, mercury, bromine, petrol.
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Q. Identify the odd term out and explain.
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Identify the odd one out and justify.

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(c) Acetic acid, carbonic acid, hydrochloric acid, nitric acid

(d) Ammonium chloride, sodium chloride, potassium nitrate, sodium sulphate

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(f) Calcium oxide, magnesium oxide, zinc oxide, sodium oxide.

(g) Crystalline blue vitriol, crystalline common salt, crystalline ferrous sulphate, crystalline sodium carbonate.

(h) Sodium chloride, potassium hydroxide, acetic acid, sodium acetate.

Identify the acid and base used in the formation of the following salts.

a. SODIUM ACETATE

b. SODIUM HYDROGEN CARBONATE

c. ALUMINIUM CHLORIDE

d. POTASSIUM CHLORIDE

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