CARBON AND ITS COMPOUNDS

CARBON AND ITS COMPOUNDS

Multiple Choice

CARBON COMPOUNDS ARE/HAVE:

• COVALENT BONDING, HIGH MELTING AND BOILING POINT, POOR CONDUCTOR OF ELECTRICITY

• COVALENT BONDING, LOW MELTING AND BOILING POINT, POOR CONDUCTOR OF ELECTRICITY

• COORDINATE BONDING, HIGH MELTING AND BOILING POINT, POOR CONDUCTOR OF ELECTRICITY

• IONIC BONDING, HIGH MELTING AND BOILING POINT, POOR CONDUCTOR OF ELECTRICITY

Multiple Choice

WHICH OF THE FOLLOWING SET OF COMPOUNDS HAVE COVALENT BONDING:

• NaCl, CaCl2, H2, CO2, CH4

• Cl2, O2, H2, CO2, CH4

• NH3, CaCl2, H2, CO2, CH4

• NaOH, CaCl2, H2, CO2, CH4

Multiple Choice

NO OF BONDS PRESENT IN METHANE MOLECULE ARE :

• 3

• 4

• 5

• 6

Multiple Choice

WHICH OF THE FOLLOWING BELONG TO HOMOLOGOUS SERIES?

• C2H6, CH4, C4H10, C6H14

• C2H4, CH4, C4H10, C6H14

• C2H6, CH4, C4H9, C6H14

• C2H5, CH4, C4H10, C6H12

Multiple Choice

SHARED PAIR OF ELECTRONS IN TRIPLE BOND ARE

• 3

• 2

• 4

• 5

Multiple Choice

GENERAL FORMULA OF ALKYNES IS:

• CnH2n+2

• CnH2n

• CnH2n-2

• CnH2n+1

Multiple Choice

TOTAL NO OF STRUCTURAL ISOMERS OF BUTANE ARE:

• 1

• 3

• 2

• 3

Multiple Choice

EXISTENCE OF AN ELEMENT IN TWO OR MORE PURE FORM IN NATURE:

• ISOMERS

• ALLOTROPES

• ZEOTROPES

• ISOTOPES

Multiple Choice

IDENTIFY UNSATURATED HYDROCARBON:

• C3H8

• C3H6

• C3H7

• C3H12

Multiple Choice

THE ISOMERIC PAIR ARE:

• ETHANE AND PROPANE

• BUTANE AND PROPANE

• PENTANE AND 2 METHYL BUTANE

• PENTANE AND 2 METHYL PENTANE

Multiple Choice

FUNCTIONAL GROUP -COOH IS PRESENT IN:

• KETONE

• ALDEHYDE

• CARBOXYLIC ACID

• ESTER

Multiple Choice

METAHNALDEHYDE IS:

• HCHO

• CH3CHO

• HCOOH

• CH3COCH3

Multiple Choice

FIRST MEMBER OF KETONE IS:

• PROPANONE

• ETHANONE

• METAHNONE

• ACETONE

Multiple Choice

HOW MANY MINIMUM CARBON SHOULD A HYDROCARBON HAVE TO SHOW STRUCTURAL ISOMERISM:

• 3

• 4

• 2

• 1

Multiple Choice

NAME OF THE COMPOUND IS:

• 2,3 Dimethylbutane

• 2,2 Dimethylbutane

• 2,4 Dimethylbutane

• 2 Methylbutane

Multiple Choice

CORRECT FORMULA OF ETHANOL IS:

• C2H5OH

• CH3OH

• CH3COOH

• C2H5OH

Multiple Choice

SELF LINKAGE PROPERTY IS MAXIMUM IN:

• CARBON

• SILICON

• SULPHUR

• OXYGEN

Multiple Choice

Which of the following statements about graphite and diamond is true ?

• They have the same crystal structure

• They have the same degree of hardness

• They have the same electrical conductivity

• They can undergo the same chemical reactions

Multiple Choice

WHICH OF THE FOLLOWING COMPOUNDS DOES NOT CONTAIN IONS?

• CHCl3

• CaCO3

• NaHCO3

• Ca2C

Multiple Choice

Which of the following structures correctly represents the electron dot structure of a chlorine molecule?