Which of the following substances exhibit the property of
sublimation?
1 Ice
2 Wax
3 Camphor
4 Ethyl alcohol
Permanent hardness of water, due to sulphates of the metal, can be destroyed by the use of 1 Nitrates 2 Zeolites 3 Sulphontes 4 None of these
WHATE COLOUR OF STAR;SIZE;
meron po bang minerals ang astoroids po ba?
Which of the following is in liquid form at room temperature? 1 Cerium 2 Sodium 3 Francium 4 Lithium
Write about recreational function of Science
0 Answers Mahatma Gandhi University,
How long can arihant stay underwater?
Emerald is ----in colour 1 Violet 2 Yellow 3 Deep green 4 Prussian blue
Which of the following metals can displace hydrogen from dilute acids? 1 Zinc 2 Gold 3 Copper 4 Silver
Which of the following is the lightest gas? 1 Nitrogen 2 Hydrogen 3 Ammonia 4 Carbon dioxide
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Who discovered radio telescope?
what are disadvantages of interrupt and exception?