What is the chemical formula of a compound made of Nitrogen and Oxygen with the mass ratio of 7:8?

$N_{2} O_{5}$

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$N_{2} O_{3}$

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$N O_{2}$

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$N O$

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Solution

The correct option is D
$N O$

Element mass R.A.M No. of atoms required

N 7 14 $\frac{7}{14} = 0.5$

O 8 16 $\frac{8}{16} = 0.5$

The ratio of atoms N:O = 1

$∴$ The formula of the compound is $N O$

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What is the chemical formula of a compound made of Nitrogen and Oxygen with the mass ratio of 7:8?

The correct option is D NO Element mass R.A.M No. of atoms required N 7 14 714=0.5 O 8 16 816=0.5 The ratio of atoms N:O = 1 ∴The formula of the compound is NO

The correct option is D
$N O$

Element mass R.A.M No. of atoms required

N 7 14 $\frac{7}{14} = 0.5$

O 8 16 $\frac{8}{16} = 0.5$

The ratio of atoms N:O = 1

$∴$ The formula of the compound is $N O$