chemmmmmm

how many bonds will two hydrogen atoms have?

1

The ionic compound, CaO, is composed of which of the following pairs of ions?

1 Ca2+ion and 1 O2-ion

The formula unit for the ionic compound, magnesium sulfide, consists of which of the following?

1 Mg2+ion and 1 S2-ion

What is the correct molecular formula for the compound, selenium tetrafluoride?

SeF4

what is the correct lewis structure for oxygen?

a

identify the covalent compounds

b and f

which of the following has metallic bonding?

carbon

What is the correct name for the compound N2O4?

dinitrogen tetraoxide

The shiny appearance of a metal is most closely related to the metals...

highly mobile valence electrons

What is the correct name for the compound ICI?

iodine monochloride

these compounds conduct electricity and are soluble in water

ionic

these compounds conduct electricity and have high boiling points

ionic

Identify the type of bond based on the electronegativity N2

non-polar covalent

if two covalently bonded atoms are identical, the bond is...

non-polar covalent

If the atoms that share electrons have an unequal attraction for the electrons, the bond is called

polar covalent

identity the type of bond based on the electronegativity NH3

polar covalent

Which of the following statements concerning double covalent bonds is correct?

they always involve the sharing of 4 electrons

how many bonds will 2 nitrogen atoms have?

3

The molecular formula of the compound formed from Al and Cl will be?

A1Cil

In which of the following molecular compounds are all the bonds single bonds?

CSe

What is the correct name for the ionic compound caO?

Calcium oxide

what is the correct formula for the ionic compound, magnesium sulfide?

MgS

What is the correct molecular formula for the compound, dinitrogen trioxide?

N2O3

The substance whose Lewis structure shows three covalent bonds is...

NH3

which atom is most likely to form a 3- ion?

P

What is the correct molecular formula for the compound, phosphorus pentachloride?

PCi5