Periodic Table and Gas Laws

Question 1

What does STP stand for In Chemistry?

Accepted Answer

Standard Temperature And Pressure

Question 2

What is an Indirect Relationship?

Accepted Answer

When the value of one variable increases the other decreases

Question 3

Which of these things are NOT listed in the periodic table?

Accepted Answer

Atomic orbital radius

Question 4

If gas is cooled in a closed container what do the molecules do?

Accepted Answer

Move slowly

Question 5

What is the atomic number for oxygen?

Accepted Answer

16.00

Question 6

Which of the following represents a physical change?

Accepted Answer

All of the above

Question 7

Which of these statements are correct?

Accepted Answer

Most gases, liquids and some solids are made up of molecules

Question 8

What is CU

Accepted Answer

Copper

Question 9

How many Elements are in the periodic table?

Accepted Answer

118

Question 10

What is Avogrado's Law?

Accepted Answer

Both 1 & 2

Question 11

what are the rows of the periodic table called?

Accepted Answer

Periods

Question 12

What does the chemical symbol I represent?

Accepted Answer

Iodine

Question 13

What is the formula for Charles Law?

Accepted Answer

V1÷T1 = V2÷T2

Question 14

What does the atomic number represent?

Accepted Answer

The number of Protons

Question 15

True or False In a mixture of gases, the gas with the most molecules exerts the most pressure.

Accepted Answer

True

Question 16

Which is a basic assumption of the kinetic molecular theory?

Accepted Answer

Particles are in constant motion

Question 17

What does the chemical symbol C represent?

Accepted Answer

Carbon

Question 18

What are the most reactive metals?

Accepted Answer

alkali metals

Question 19

What is n/v called ?

Accepted Answer

Number density

Question 20

Compared to metals, nonmetals are

Accepted Answer

more brittle as a solid.

Question 21

How many natural elements are there in the periodic table?

Accepted Answer

92

Question 22

When measuring an object on a balance beam, what unit is used?

Accepted Answer

Grams

Question 23

Which of the following gases effuses at the fastest rate at STP?

Accepted Answer

NH3

Question 24

What is the Atomic Mass?

Accepted Answer

12.011

Question 25

What is an example of a chemical change?

Accepted Answer

rotting bananas

Question 26

What is a trait of metals?

Accepted Answer

All of the above

Question 27

What does K represent in Gay- Lussac's Law?

Accepted Answer

Temperature

Question 28

What is the Atomic Number?

Accepted Answer

6

Question 29

What are the two Units can be used to measure Pressure?

Accepted Answer

atm, kpa

Question 30

What unit can be used to measure temperature?

Accepted Answer

C°

Question 31

What is a Direct Relationship?

Accepted Answer

When one variable increases, the other variable increases.

Question 32

What is the symbol for iron?

Accepted Answer

Fe

Question 33

Which of the following belongs to the alkali metal family of elements?

Accepted Answer

sodium

Question 34

What is the Formula For Boyle's Law?

Accepted Answer

P1×V1 = P2× V2

Question 35

Who Created Gay-Lussac's Law?

Accepted Answer

Joseph Gay-Lussac

Question 36

Which scientist came up with the concept of a periodic table?

Accepted Answer

Dmitri Mendeleev

Question 37

When using Charle's Law if V1 = 400mL and T1=285K what is K?

Accepted Answer

K = 1.4°mL/K

Question 38

When Measuring Volume in a graduated cylinder, what unit is used?

Accepted Answer

mL

Question 39

What kind of law is Boyle's Law?

Accepted Answer

The Pressure-Volume Law

Question 40

What is the sum of the number of protons and neutrons in the nucleus of an atom called?

Accepted Answer

The mass number

Periodic Table and Gas Laws

Questions 40

Periodic Table and Gas Laws

Questions 40