Canterbury AH Chemistry

Ions and Atoms

100

Na⁺

What is a sodium ion?

200

Al

What is aluminum?

300

12 protons

What is magnesium?

400

1 valence electron in the 4th shell

What is potassium?

500

[Rn]7s²5f¹⁴6d⁴

What is seaborgium?

Matter

100

atom

What is the fundamental unit of which matter is made?

200

proton, neutron, electron

What are the three subatomic particles?

300

molecule

What is a particle made up of atoms covalently bonded together?

400

odor, color, state

What are physical properties of a substance?

500

phase change

What is the transition between different states of matter called?

Nomenclature

100

H₂O

What is water?

200

CO₂

What is carbon dioxide?

300

HCl

What is hydrogen chloride?/What is hydrochloric acid?

400

Al₂O₃

What is aluminum oxide?

500

PbCl₄

What is lead(IV) chloride?

Bonding

100

the attraction between oppositely charged ions

What is an ionic bond?

200

bond characterized by unequal sharing of electrons

What is a polar covalent bond?

300

type of bond that typically forms between a nonmetal and a nonmetal

What is a covalent bond?

400

the tendency of an atom to attract shared electrons to itself

What is electronegativity?

500

type of bond formed between atoms with equal electronegativities

What is a nonpolar covalent bond?

Determine/Calculate This

100

molar mass of CH₄

What is 16.033 g/mol?

200

number of valence electrons in Se

What is 6?

300

molecular geometry of HCN

What is linear?

400

number of moles of hydrogen in 4 moles of HC₂H₃O₂

What is 16?

500

number of particles present in 6.37 moles of CO

What is 3.84 x 10²⁴ molecules?