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प्रश्न
Mark ‘T’ if the statement is true and ‘F’ if it is false.
Generally, non-metals react with acids. ( )
पर्याय
True
False
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उत्तर
Generally, non-metals react with acids. (F)
संबंधित प्रश्न
What happens when Iron nails are placed in copper sulphate solution?
Write word equations of the reactions involved.
A metal having low melting point is ______ but a non-metal having very high melting point is ______.
Give two uses of Germanium
State two important uses of following metal:
Uses of gold
State why telegraph poles are painted with aluminium paint.
Name the following:
A metal used in packaging.
On heating which of the following substances i.e. copper carbonate, zinc carbonate, washing soda, copper sulphate, zinc nitrate, copper nitrate, lead nitrate, ammonium chloride and ammonium dichromate – relate to the reaction given below.
An amorphous substance which turns from pale green to black on strong heating evolving a colourless, acidic gas as the only gaseous product.
Generally, metals are solid in nature. Which one of the following metals is found in a liquid state at room temperature?
Which of the following two combinations are correct?
| Metal | Gas Evolved | |
| (i) | Copper | Yes |
| (ii) | Iron | Yes |
| (iii) | Magnesium | No |
| (iv) | Zinc | Yes |
A doctor prescribed a tablet to a patient suffering from iron deficiency. The tablet does not look like iron. Explain.
