Rockhurst Chem Review 2024

Front

How do you combine Fe²⁺ and PO₄³⁻?

Back

Fe₃(PO₄)₂

Front

What does it mean when plasma is ionized?

Back

It is stripped of electrons (e⁻).

Front

Who performed the gold foil experiment?

Back

Rutherford

Front

How many significant figures are in 1020?

Back

3

Front

What is IF₃ called?

Back

Iodine trifluoride.

Front

What is the charge of a phosphate ion?

Back

-3.

Front

What is the formula for iron(III) phosphate?

Back

FePO₄.

Front

What is the significance of Rutherford's gold foil experiment?

Back

It led to the discovery of the atomic nucleus.

Front

Define significant figures.

Back

Digits in a number that contribute to its precision.

Front

What is the formula for calculating the number of significant figures?

Back

Count all non-zero digits, zeros between them, and trailing zeros in a decimal.