Q. With reference to black carbon, consider the following statements:

Which of the statements given above is/are correct?

Q. ब्लैक कार्बन के संदर्भ में, निम्नलिखित कथनों पर विचार कीजिएः

उपर्युक्त कथनों में से कौन-सा/से सही है/हैं?

1 and 2 only
केवल 1 और 2

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2 and 3 only
केवल 2 और 3

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1 and 3 only
केवल 1 और 3

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1, 2 and 3
1, 2 और 3

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Solution

The correct option is B
2 and 3 only
केवल 2 और 3
2 and 3 only
केवल 2 और 3

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Similar questions

The correct statement with regard to $H_{2}^{+}$ & $H_{2}^{-}$ is

Assertion : For drying $H_{2} S$ , Conc. $H_{2} S O_{4}$ cannot be used.

Reason: Moist $H_{2} S$ is oxidized by Conc. $H_{2} S O_{4}$

H_{2}^{+}

H_{2}^{-}

64 m^{2} .

h_{1}

h_{2} .

CH \equiv C - C H_{2} - COOH I; C H_{2} = CH - C H_{2} COOH II; C H_{3} C H_{2} C H_{2} COOH III

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