Which of the following non metal is lustores? 1. Graphite, iodine & diamond 2. Diamond, sulphur & oxygen 3. Oxygen, nitrogen and graphite 4. Graphite, iodine & hydrogen
daglu1208
Asked:
December 2022
How iron reacts with water? 1. vigoursly 2. slowly 3. very slowly 4. never reacts with water
daglu1208
Asked:
December 2022
Which of the following metals are both non-malleable and non-ductile? 1. Gold & Silver 2. Zinc and Mercury 3. Tin and Silver 4. Copper & Aluminium
daglu1208
Asked:
December 2022
Which of the following property is not characteristic of the metals? 1. Gaseous 2. Malleable 3. Sonorous 4. Lustrous
daglu1208
Asked:
December 2022
Why silicon is called as metalloids? 1. It resembles with metals 2. Possess properties intermediate between those of metals & non-metals 3. It resemble with non-metals 4. It reacts with metal to form metalloid
daglu1208
Asked:
December 2022
Which of the following metals are lighter than water soft enough to be cut with knife? 1. Sodium and silver 2. Gold and silver 3. Sodium and potassium 4. Mercury
daglu1208
Asked:
December 2022
Why beaker become hot to touch when reaction between Na and H2O take place in it? 1. Ignition temperature of Na decreases when piece of Na is added in water & Na catches fire & produce heat 2. sodium dissolve in water & produce heat 3. chemical Rn between sodium...
Explain the policy of Doctrine of Lapse IN DETAILS CLASS PLZ HELP
During incomplete combustion, fuel gives out
What is crop rotation? How it helps in replenishment of the soil?
class 8th plz help it will be kind to me plzzz
Explain how microbes are useful to us in our day to day life