Chemistry Fall Semester Final - 2024

Front

What is the formula for Silver oxide?

Back

Ag₂O

Front

What is the mass number of an atom with 27 protons, 27 electrons and 32 neutrons?

Back

59

Front

Metals will ________ electrons because they have __________________.

Back

Lose, low ionization energies

Front

Which of the following elements has the largest atomic radius? (Beryllium, Fluorine, Lithium, Nitrogen)

Back

Lithium

Front

Identify the most reactive metal and the reason for its reactivity: A is the most reactive because it will easily give up its electrons, C is the most reactive because it will easily give up its electrons.

Back

C is the most reactive because it will easily give up its electrons.

Front

What is the definition of mass number?

Back

The mass number is the total number of protons and neutrons in an atom's nucleus.

Front

What is ionization energy?

Back

Ionization energy is the energy required to remove an electron from an atom.

Front

What trend is observed in atomic radius across a period in the periodic table?

Back

Atomic radius decreases across a period from left to right.

Front

What is electronegativity?

Back

Electronegativity is a measure of an atom's ability to attract and hold onto electrons.

Front

What is the general trend of reactivity in metals as you move down a group in the periodic table?

Back

Reactivity increases as you move down a group in the periodic table.