Question Text
Question 1 :
Soft metals which can be cut with a knife is/are :<br/>
Question 5 :
Elements showing properties of both metals and non-metals are known as <span>metalloids.</span>
Question 17 :
The density of a metal is 19.29 $gcm^{-3}$. Convert the density to units of $kgm^{-3}$.
Question 19 :
Write true or false for the following statements:<br>Non-metals are lustrous and good conductors of heat and electricity.<br>
Question 23 :
Carbon foils can not be made because of the reason that:
Question 24 :
Metals generally have ______ number of electron(s) in their valence shell.
Question 25 :
The high density of most of the metals is due to the_________.
Question 26 :
Metals are generally solid. Which of the following metal is in the liquid state at room temperature?
Question 27 :
________ is a non-metal which catches fire if exposed to air.
Question 28 :
Write true or false for the following statements:<br>Metals are malleable. ductile. sonorous and lustrous.
Question 29 :
Based on the information in each choice below, which of the noble gases would have the greatest density for a $1.00\ L$ sample at room temperature and pressure?