Question Text
Question 1 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1d083f59b460d7261f308.PNG' />
From the above image, fill in the blank.__________ is a metal.
Question 2 :
The property of metals by virtue of which they can be drawn into wires is called ductility. True or False
Question 4 :
Metals are generally hard. Which of the following metals is an exception and can be cut with a knife?
Question 6 :
A less reactive metal replaces a more reactive metal from its salt solution in water. True or False
Question 7 :
Which non-metal is essential for our life and all living beings inhale it during breathing?
Question 15 :
Metals are good conductor of electricity but poor conductor of heat. True or False
Question 17 :
Articles made of metals produce ringing sound when struck hard. True or False
Question 20 :
<img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1d082f59b460d7261f307.PNG' />
From the image above, find out the names of three metals
Question 22 :
Some metals react with water to produce metal hydroxides and hydrogen gas. Generally, nonmetals do not react with water.
Question 24 :
Zinc sulphate forms a colourless solution in water. Will you observe any colour on adding copper turning in it?
Question 27 :
Which metals are soft and can be cut with a knife?
Question 30 :
Name the soft metals which can be cut with a knife.