(B) The properties of acids are as follows:$1$. Acids are sour to taste.$2$. Acids turn blue litmus paper red,not red litmus paper blue. Turning red l

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They turn moist red litmus paper blue.

(B) The properties of acids are as follows:$1$. Acids are sour to taste.$2$. Acids turn blue litmus paper red,not red litmus paper blue. Turning red litmus paper blue is a property of bases.$3$. Acids react with bases to form salt and water,which is known as a neutralization reaction.$4$. Acids react with active metals to release $H_{2}$ gas.Therefore,the statement 'They turn moist red litmus paper blue' is incorrect.

Class 10 Science Acids, Bases and Salts Mix Examples - Acids, Bases and Salts

Easy

$R$. $K$. Patel,a chemistry teacher,explained the properties of inorganic acids in Std. $10$. He intentionally stated one of the properties incorrectly. Identify which one was wrong.

A
Acids are sour to taste.
B
They turn moist red litmus paper blue.
C
They perform neutralization reactions with bases.
D
Generally,they react with metals and release $H_{2}$ gas.

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Acids, Bases and Salts

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Mix Examples - Acids, Bases and Salts

$(a)$ Study the following chemical equation:
$CaSO_4 \cdot 2H_2O \xrightarrow{373K} CaSO_4 \cdot \frac{1}{2}H_2O + \frac{3}{2}H_2O$
Name the reactant and the product. State one use of the product.

Medium

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Which gas is released when acid reacts with metal?

Easy

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Crystals of copper sulphate are heated in a test tube for some time. What is the source of liquid droplets seen on the inner upper side of the test tube during the heating process?

Medium

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Which of the following are present in a dilute aqueous solution of hydrochloric acid?

Easy

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$(a)$ $A$ solution of a substance $'X'$ is used for testing carbon dioxide. Write the equation of the reaction of $'X'$ with carbon dioxide.
$(b)$ How is $'X'$ obtained? Write the chemical equation.

Medium

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$R$. $K$. Patel,a chemistry teacher,explained the properties of inorganic acids in Std. $10$. He intentionally stated one of the properties incorrectly. Identify which one was wrong.

Similar Questions

$(a)$ Study the following chemical equation:$CaSO_4 \cdot 2H_2O \xrightarrow{373K} CaSO_4 \cdot \frac{1}{2}H_2O + \frac{3}{2}H_2O$Name the reactant and the product. State one use of the product.

Which gas is released when acid reacts with metal?

Crystals of copper sulphate are heated in a test tube for some time. What is the source of liquid droplets seen on the inner upper side of the test tube during the heating process?

Which of the following are present in a dilute aqueous solution of hydrochloric acid?

$(a)$ $A$ solution of a substance $'X'$ is used for testing carbon dioxide. Write the equation of the reaction of $'X'$ with carbon dioxide.$(b)$ How is $'X'$ obtained? Write the chemical equation.

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$(a)$ Study the following chemical equation:
$CaSO_4 \cdot 2H_2O \xrightarrow{373K} CaSO_4 \cdot \frac{1}{2}H_2O + \frac{3}{2}H_2O$
Name the reactant and the product. State one use of the product.

$(a)$ $A$ solution of a substance $'X'$ is used for testing carbon dioxide. Write the equation of the reaction of $'X'$ with carbon dioxide.
$(b)$ How is $'X'$ obtained? Write the chemical equation.