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Silica

Which of the ...

Question

Which of the following is Rinmann's green?

Z n O

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Z n S + B a S O_{4}

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Z n S O_{4} \cdot 7 H_{2} O

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Z n O \cdot C a O

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Solution

The correct option is A $Z n O \cdot C a O$
$Z n O \cdot C o O$ is Rinmann's green. It is also called cobalt green.
It is a composite green pigment. It is a permanent, bright, bluish-green pigment.

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Similar questions

[Z n S O_{4} \cdot 7 H_{2} O]

The major products of the following reaction

$Z n S (s) + O_{2} (g) h e a t - --- \to$

Are

The molecular formula of Rinmann's green is:

Z n

Z n S

Z n S

Z n O

Z n

2ZnS+3O2→2ZnO+2SO2 (Yield: 62.5 \%)

ZnO+H2SO4→ZnSO4+H2O (Yield: 80 \%)

2ZnSO4+2H2O→2Zn+2H2SO4+O2 (Yield: 80\%)

Z n S

2

Z n

Z n C o_{2} O_{4}

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