Question

3- What is the hybridization at the carbon atoms labelled 1, 2, 3?

Select one:

a. sp³, sp³, sp

b. sp³, sp², sp²

c. sp², sp², sp

d. sp³, sp², sp

e. sp², sp³, sp

-

-

1- Which of the following statements is true?

The band gap is…

Select one:

a. the energy difference between the valence band and the conduction band

b. the energy to remove an electron from a valence orbital

c. the energy difference between the valence electrons and the core electrons

d. the period difference between the elements in the periodic table

e. the group difference between the elements in the periodic table

-

-

2- Which of the following metals has the highest melting point?

Select one:

a. Ir

b. Hf

c. Re

d. Os

e. W

-

-

10- How many isomers, excluding cyclic compounds and any enantiomers, are possible for C₄H₇Br?

Select one:

a. 12

b. 14

c. 9

d. 13

e. 11

Answer 1

3) for this question please provide the Structure where, 1, 2, 3 is labeles 7) The band gap is: as The energy difference between the Valence band and the conduction band 12) highest meeting point is fori e. w I 10 The number of isomers Possible