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प्रश्न
Fill in the blanks:
Metals react with acids to produce _________ gas.
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उत्तर
Metals react with acids to produce hydrogen gas.
संबंधित प्रश्न
What is meant by 22 carat gold?
Mention two uses of the following metals and non-metals
Iodine
Write ‘true’ or ‘false’ for the following statement.
Iodine acts as an antiseptic in the form of a tincture of iodine.
Give the general characteristics of:
Alkali metals,
(i) bonding
(ii) action of air
(iii) action of water
(iv) action of acid
State a specific reason for using copper in electrical cables
Name the following:
The most reactive halogen.
Which one of the following is an example for a metal?
The most abundant metal in the earth’s crust is ____________.
Generally, metals are solid in nature. Which one of the following metals is found in a liquid state at room temperature?
In the following figure, you find that the bulb glows when an iron nail is placed between two ends of wire. Complete the following sentences on the basis of this fact.
- ______ is a metal.
- Metals are good ______ of electricity.
