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JEE CHEMISTRY MCQ: SOME BASIC CONCEPTS OF CHEMISTRY

1 Medium

1 of 1

Application +4 | -1

The number of electrons in

2 \mathrm{~g}

ion of nitrate ion

\left(\mathrm{NO}_3^{-}\right)

View answer and explanation

Correct option: B

64 N_{\mathrm{A}}

Option B (

64 N_{\mathrm{A}}

) is correct because the total number of electrons is calculated by multiplying the number of nitrate ions by the number of electrons per nitrate ion.

More Questions from SOME BASIC CONCEPTS OF CHEMISTRY

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If a mixture containing 3 moles of hydrogen and 1 mole of nitrogen is converted completely into ammonia, the ratio of initial and final volumes under the same temperature and pressure would be: How many g are present in one mole of Ag? 8 g of NaOH is dissolved in 18 g of

{H_2}O.

Mole fraction of NaOH in solution and molality (in

mol\,\,k{g^{ - 1}})

of the solution respectively are

2.24 {~L}

{CH}_4

at NTP contains :- One litre of

{CO}_2

is passed through red hot coke. The volume becomes 1.4 litres at same temperature and pressure. The composition of products is How many millilitre of

0.5 \mathrm{M} \mathrm{H}_2 \mathrm{SO}_4

are needed to dissolve

0.5 \mathrm{~g}

\mathrm{Cu}(\mathrm{II})

carbonate?