Q1.
The gas obtained by heating potassium ferrocyanide with conc. H2SO4 is
📅MOE 2066
Q2.
Freon is
📅IOM 2003•IOM 1999
Q3.
The glass used in optical instruments is
📅IOM 2001
Q4.
Which of the following is a good conductor of electricity?
📅IOM 1994
Q5.
Thermodynamically most stable form of carbon is
📅BPKIHS
Q6.
Elements of group 14
📅Indian Embassy
Q7.
'DRIKOLD', a commercial preparation that sublimes without melting is formed from
📅BPKIHS
Q8.
Diamond and graphite are
📅BPKIHS
Q9.
Which of the following species form giant molecular structure?
📅BPKIHS 2005•KU 2006
Q10.
A lump of coal burns slowly while coal dust burns explosively. This is because of
📅BPKIHS 2005
Q11.
Glass is
📅BPKIHS 2005
Q12.
Graphite is a good conductor of electricity
📅IOM 1992
Q13.
Semi water gas is
📅IOM 1992
Q14.
Which statement explains why the element carbon forms many compounds?
📅MOE - Curriculum
Q15.
Carbon monoxide is
📅MOE 2065
Q16.
Which of the following oxide can be reduced by carbon atom?
📅MOE 2063
Q17.
Diamond is an example of
📅KU•MOE 2063
Q18.
A crystal of graphite contains
📅MOE 2061
Q19.
The chloride of element 'X' neither reacts nor dissolves in water, which element could 'X' be?
📅MOE 2058
Q20.
Carbon atoms are arranged in layers in
📅MOE 2055
Q21.
Phosgene is the name of
📅MOE 2055
Q22.
Graphite conducts electricity due to
📅MOE 2053
Q23.
Water gas is a mixture of
📅MOE 2053
Q24.
In lead pencil, the element used is
📅KU 2003
Q25.
Dry ice is related to
📅KU 2003
Q26.
The gas obtained by adding water on aluminium carbide is
📅MOE•IOM 1996
Q27.
Animal charcoal is obtained by
📅MOE
Q28.
Tendency of catenation is highest for
📅MOE 2010
📚
GENERAL
Q1.
Which is 2nd most abundant element byt wt
📅IOM 2000
Q2.
Which is 2nd most abundant element byt wt
📅IOM 2000
📚
CARBON
📚
CARBON MONOXIDE
📚
CARBON DIOXIDE
📚
CARBIDE
📚
SILICA