$S i O_{2} + A \to X + Y$ In this reaction 'Y' is one of the global warming gases. 'A' is the water soluble alkali metal carbonate. Whose molecular weight is 106. The common name of 'X' is :

Washing soda

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Baking soda

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Flint glass

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Water glass

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Solution

The correct option is D Water glass
$S i O_{2} + N a_{2} C O_{3} \to N a_{2} S i O_{3} + C O_{2}$
A is $N a_{2} C O_{3}$ having atomic weight 106, Y is $C O_{2}$ and X is $N a_{2} S i O_{3}$ which is also called water glass.

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Similar questions

Q. When water is added gradually to a white solid X, a hissing sound is heard and a lot of heat is produced forming a product Y. A suspension of Y in water is applied to the walls of a house during white washing. A clear solution of Y is also used for testing carbon dioxide gas in the laboratory.
(a) What could be solid X? Write its chemical formula.
(b) What could be product Y? Write its chemical formula.
(c) What is the common name of the solution of Y which is used for testing carbon dioxide gas?
(d) Write chemical equation of the reaction which takes place on adding water to slid X.
(e) Which characteristic of chemical reactions is illustrated by this example?

Q. Name the metal whose carbonate is known as washing soda.

Name a metal carbonate which is soluble in water.

Q. Which of the following alkali metal carbonates is/are water soluble?

X, Y and Z are three crystalline solids which are soluble in water and have a common anion.

The action of heat on Y produces a reddish brown gas and a yellow residue which fuses with the glass of the test tube A reddish-brown gas is obtained when Y is warmed with concentrated sulphuric acid and copper turnings added to mixture.

Action of heat on Y.

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SiO2+A→X+Y In this reaction 'Y' is one of the global warming gases. 'A' is the water soluble alkali metal carbonate. Whose molecular weight is 106. The common name of 'X' is :

The correct option is D Water glassSiO2+Na2CO3→Na2SiO3+CO2A is Na2CO3 having atomic weight 106, Y is CO2 and X is Na2SiO3 which is also called water glass.

$S i O_{2} + A \to X + Y$ In this reaction 'Y' is one of the global warming gases. 'A' is the water soluble alkali metal carbonate. Whose molecular weight is 106. The common name of 'X' is :

The correct option is D Water glass
$S i O_{2} + N a_{2} C O_{3} \to N a_{2} S i O_{3} + C O_{2}$
A is $N a_{2} C O_{3}$ having atomic weight 106, Y is $C O_{2}$ and X is $N a_{2} S i O_{3}$ which is also called water glass.