Answer to Question #61500 in Chemistry for ra

Question #61500

7 In a molecule of
CH4
CH4
, the hydrogen atoms are spatially oriented towards the center of a regular ___________
Tetrahedron
Pyramid
Rectangle
Square
8 In which pair of hydrocarbons does each compound contain only one double bond per molecule?

C2H2
C2H2
and
C2H6
C2H6

C2H2
C2H2
and
C3H6
C3H6

C4H8
C4H8
and
C2H4
C2H4

C6H6
C6H6
and
C7H8
C7H8
9 Which element is present in all organic compounds?
Nitrogen
Oxygen
Carbon
Phosphorus

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