Advertisements
Advertisements
Question
Write ‘true’ or ‘false’ for the following statement :
Silver is used to make electric cables.
Options
True
False
Advertisements
Solution
False
APPEARS IN
RELATED QUESTIONS
Saloni took a piece of burning charcoal and collected the gas evolved in a test tube.
(a) How will she find the nature of the gas?
(b) Write down word equations of all the reactions taking place in this process.
Give a reason for Alkali metals are good reducing agents.
State one use of Copper.
State one use of Gold.
Which property of 'solder' alloy makes it suitable for welding electrical wires?
What elements are present in steel? How are the properties of steel different from those of pure iron?
How are the properties of an alloy different from those of the constitutent elements?
State two important uses of following metal:
Uses of aluminium
State the position of the following in the periodic table:
Aluminium
Write name.
The device used for grinding an ore.
Molecular formula of the chloride of an element X is XCl. This compound is a solid having high melting point. Write name of any element present in the same group as X
What is it made from? Why?
A pair of tongs.
Match the columns.
| Group A | Group B |
| 1) Copper and Zinc | a) Brass |
| 2) Copper and Tin | b) Bronze |
| c) Stainless steel |
Halogen reacts with acid.
A is a reddish-brown metal, which combines with O2 at < 1370 K gives B, a black coloured compound. At a temperature > 1370 K, A gives C which is red in colour. Find A, B, and C with reaction.
The most abundant element in the universe is ____________.
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.
The liquid metal at room temperature ______.
Metals are ______ conductors of heat and electricity.
