CHM205 – 2019

Which of the following options is used in glass and cement manufacture.
________ is used to strenghten rubber, as a pigment in inks, paints, paper and plastics.
Diamond is not a conductor of electricity because of _________.
It does not have delocalised electrons
The elements of Group 4 show oxidation states of _____
Among the Group 4 elements moving from carbon to silicon the covalent radius increases sharply afterwards the increase is gradual, this is attributed to __________.
Tin is obtained by ___________.
_________ is used for making crucibles, as a lubricant in heavy machines and as pencil lead.
Which of the following statement is correct?
Although diamond occur in nature but it can be obtained artificially by __________.
Group 4 elements form mostly covalent compounds because of _______.

Leave a Reply

MEET OVER 2000 NOUN STUDENTS HERE. 

Join us for latest NOUN UPDATES and Free TMA answers posted by students on our Telegram. 

OUR ONLINE TUTORIAL CLASS IS NOW ON!!! JOIN US NOW. 
JOIN NOW!
close-link
%d bloggers like this: