Advertisements
Advertisements
प्रश्न
Name the metal which is used in making thermometers.
उत्तर
Liquid mercury is used in thermometers.
APPEARS IN
संबंधित प्रश्न
Name the non-metal which is used to make electrodes of dry cells.
You are given a dry cell, a torch bulb with holder, wires and crocodile clips. How would you use them to distinguish between samples of metals and non-metals?
Name two physical properties of carbon in which it's behaviour is not as expected from it's classification as non-metal.
Name a non-metal having lustre (shining surface).
State three reasons (of which at least one must be chemical) for believing that sodium is a metal.
The electronic configurations of three elements X, Y and Z are:
| X : 2 | Y : 2, 8, 7 | Z : 2, 8, 2 |
Which of the following is correct regarding these elements?
(a) X is a metal
(b) Y is a metal
(c) Z is a non-metal
(d) Y is a non-metal and Z is a metal
Name a metal used as a thermometric liquid
Name:
a non metal which can form a positive ion
Explain the following:
Metals like calcium and magnesium are never found in their free state in nature.
Complete the statement given below, by filling in the blank with the correct word:
A metal which floats on water _____
