Periodic Elements and Diatomic Molecules: Symbols, Names, and Phases

What is the symbol for hydrogen?

H

What is the symbol for helium?

He

What is the symbol for lithium?

Li

What is the symbol for beryllium?

Be

What is the symbol for boron?

B

What is the symbol for carbon?

C

What is the symbol for nitrogen?

N

What is the symbol for oxygen?

O

What is the symbol for fluorine?

F

What is the symbol for sodium?

Na

What is the symbol for magnesium?

Mg

What is the symbol for aluminum?

Al

What is the symbol for silicon?

Si

What is the symbol for phosphorus?

P

What is the symbol for sulfur?

S

What is the symbol for chlorine?

Cl

What is the symbol for potassium?

K

What is the symbol for calcium?

Ca

What is the symbol for iron?

Fe

What is the symbol for copper?

Cu

What is the symbol for silver?

Ag

What is the symbol for tin?

Sn

What is the symbol for iodine?

I

What is the symbol for barium?

Ba

What is the symbol for gold?

Au

What is the symbol for mercury?

Hg

What is the symbol for lead?

Pb

Name the seven diatomic elements.

H₂ (hydrogen), N₂ (nitrogen), O₂ (oxygen), F₂ (fluorine), Cl₂ (chlorine), Br₂ (bromine), I₂ (iodine).

What is the phase of hydrogen?

Gas

What is the phase of nitrogen?

Gas

What is the phase of oxygen?

Gas

What is the phase of fluorine?

Gas

What is the phase of chlorine?

Gas

What is the phase of bromine?

Liquid

What is the phase of iodine?

Solid

What is the formula for sulfate?

SO₄²-

nitrate

NO₃-

What is the formula for carbonate?

CO₃²-

phosphate

PO₄³-

What is the formula for hydroxide?

OH-

What is the formula for ammonium?

NH₄+

acetate

C₂H₃O₂-

What is the formula for bicarbonate?

HCO₃-