Question Text
Question 2 :
Saloni took a piece of burning charcoal and collected the gas evolved in a test tube. Find the nature of the gas.
Question 3 :
More reactive metals displace less reactive metals from their compounds in aqueous solutions.
Question 4 :
Name the major non-metals which are present in fertilisers and enhance the growth of plants.
Question 5 :
Which non-metal is essential for our life and all living beings inhale it during breathing?
Question 6 :
Name the soft metals which can be cut with a knife.
Question 7 :
A purple coloured non-metal forms a brown solution in alcohol which is applied on wounds as an antiseptic. Name the nonmetal.
Question 8 :
Is it TRUE OR FALSE, Coal can be drawn into wires?
Question 9 :
What is the sequence of metals from more reactive to less reactive among zinc, iron and copper?
Question 11 :
What happens when Iron nails are placed in copper sulphate solution?
Question 12 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1d081f59b460d7261f306.PNG' />
From the image above, find out the names of three non metals
Question 13 :
The metal which produces hydrogen gas on reaction with dilute hydrochloric acid as well as sodium hydroxide solution is
Question 14 :
What is the property of metals by which they can be beaten into thin sheets is called?
