PHYSICAL SCIENCE > CHEMISTRY
1) Green house gas is
A) Carbon dioxideB) Oxygen
C) HydrogenD) Nitrogen
View AnswerDiscuss on this        GRP_4_2011
Answer : Carbon dioxide


2) If the mass number of an election is 16 and the atomic number is 8 then the number of nuetron is
A) 16B) 8
C) 32D) 4
View AnswerDiscuss on this        GRP_4_2011
Answer : 8


3) The general molecular formula of alkynes is
A) B)
C) D)
View AnswerDiscuss on this        GRP_4_2011
Answer : c:\tomcat7\webapps\AAAV10_NEW\FileUploadDownload\File_Upload\Equopt3_alagu_5514_22_20_28_Ouput.gif

Equation formula