Chemistry Mid Year

Question 1

The difference between the mass of an atom and the sum of the masses of its protons, neutrons, and electrons is….

Accepted Answer

Mass defect

Question 2

The difference between bonded atoms at their potential energy minimum is…

Accepted Answer

Bond length

Question 3

Energy and wavelength are…

Accepted Answer

indirectly related

Question 4

How do you name a Monoatomic Anion

Accepted Answer

Take the root elemt. and drop the ending and instead add ide

Question 5

The alkaline-earth metals are found within which periodic block?

Accepted Answer

s-block

Question 6

There are four quantum numbers

Accepted Answer

True

Question 7

What is a chemical property?

Accepted Answer

A substances ability to undergo change that transforms it into a new subst.

Question 8

How many steps are in Daltons atomic theory?

Accepted Answer

5

Question 9

The magnetic quantum number is m

Accepted Answer

True

Question 10

What are examples of an Extensive Property?

Accepted Answer

Mass, volume, heat, diameter

Question 11

The unique line emission spectra of elements can be used to identify which elements are present in distant stars

Accepted Answer

True

Question 12

According to the Aufbau Principle, the sublevel that will fill following the 4s sublevel is the….

Accepted Answer

3d

Question 13

Bohr described the atom as….

Accepted Answer

having distinct orbits where electrons could not exist in between

Question 14

Mass is either destroyed nor created during ordinary chemical reaction or physical changes is…

Accepted Answer

The law of conservation of mass

Question 15

Which bond forks from the result of sharing electron pairs between atoms?

Accepted Answer

Covalent bonding

Question 16

What is the elements Sb name?

Accepted Answer

Antimony

Question 17

The three states of matter are solid, liquid, and vaporization

Accepted Answer

False

Question 18

The atomic number and the mass number are the same

Accepted Answer

False

Question 19

Isotopes are atoms of an element that do not differ in mass number

Accepted Answer

False

Question 20

Chemistry is the study of composition, properties, and interaction of matter

Accepted Answer

True

Question 21

The closeness of measurements to the correct value is?

Accepted Answer

Accuracy

Question 22

The main energy level of an electron is n

Accepted Answer

True

Question 23

A reaction that affects the nucleus of an atom is…

Accepted Answer

Nuclear reactions

Question 24

Hydrogen bonding requires….

Accepted Answer

Polar, Hydrogen Present, N, F, or O present

Chemistry Mid Year

Questions 24

Chemistry Mid Year

Questions 24