Question 12 :
Metals can resist strain without breaking because of their high :

Question 13 :
Non-metals are less dense and have low melting and boiling points as compared to metals.

Question 17 :
Elements showing properties of both metals and non-metals are known as <span>metalloids.</span>

Question 21 :
Which of the following is used to galvanize metals, making them resistant to oxidation (rusting)?<br/>

Question 22 :
Generally, non-metals are not lustrous. Which of the following non-metal is lustrous?<br/>

Question 24 :
<div><span>Metals are usually hard. Hence metals are strong and can withstand heavy loads over them. Due to this property, they are difficult to cut and can be used in the construction of heavy machines, building etc.</span><br/><span>On the other hand, non-metals are usually brittle. On hammering them they break into small pieces converting themselves into a fine powder.</span><br/></div><div><br/></div>In the following elements identify the elements that is relatively brittle?

Question 26 :
Which of the following element does not occur in liquid from?

Question 29 :
Which of the following metal can be cut with the knife?