Answer to Question #65852 in Inorganic Chemistry for rahina

Question #65852
Question 9 : Artificial diamond can be produced by quenching----
a solution ofsilicon in lead
a solution of carbon in iron
a solution of carbon in lead
a solution of carbon in tin

Question 10 : Which of these two elements are important components of semiconductors and transistors?
Sn and Pb
Si and Pb
,Ge and Sn
Si and Ge

Question 11 : Which of these is not a form of carbon?
carbon black
carbon hydride
Coke
charcoal

Question 12 : Which of these elements shows polymorphism?
Pb
Sn
Si
C
1
Expert's answer
2017-03-06T13:39:06-0500
a solution of carbon in iron

Si and Ge

carbon hydride

C

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