What is an ionic bond?

A chemical bond that occurs between a metal and a nonmetal

What is mass number or atomic mass?

The number of proton and neutron in the nucleus of an atom

What is a heterogeneous mixture?

Any mixture that is not uniform in composition

What is the atomic number?

The number of protons in the nucleus of an atom

What is a homogeneous mixture?

Has uniform composition and properties throughout

Is the smallest unit that can divide keeping its properties

What are atoms made up of?

Protons, neutrons and electrons

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Chemistry

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Questions 24

Answers

1
What was included in the original Pepsi-Cola recipe?
Saltpeter
Digestive enzyme
Coke from coal
Heroin
2
What is an ionic bond?
A negatively charged ion
A chemical substance
Force or glue which stick element together to make compound
A chemical bond that occurs between a metal and a nonmetal
3
What is the most common element (by mass) forming the planet Earth?
Silicon
Mr.Crawford
Iron
Carbon
4
Where is the nucleus of an atom?
Anywhere
The center
Inside
Outside
5
What is mass number or atomic mass?
The number of atoms in the nucleus of an atom
The number of proton and neutron in the nucleus of an atom
The number of neutron and electron in the nucleus of an atom
The number of proton and electron in the nucleus of an atom
6
What is a heterogeneous mixture?
Has the same uniform appearance and composition throughout
Any mixture that is not uniform in composition
7
What is the mass number of the element Selenium?
78.96
34
9,000,000,000,000 WHAT!!?!!?
8
What is the atomic number?
The number of protons in the nucleus of an atom
The number of ions in the nucleus of an atom
The number of electrons in the nucleus of an atom
The number of neutrons in the nucleus of an atom
9
What is the atomic number of the element Arsenic(As)?
8
18
45
33
10
What is an electrically charged atom, formed when atoms lose or gain electrons?
Cation
Ion
Protons
Anion
11
What is a homogeneous mixture?
Has uniform composition and properties throughout
Any mixture that is not uniform in composition
12
What type of charge contains an electron?
Negative
Positive
Electrical
Neutral
13
What are the three most abundant elements in the Earth crust?
I don't know. Ask Mr.Crawford
Oxygen, Silicon and Hydrongen
Silicon, Carbon and Hydrogen
Oxygen, Silicon and Aluminium
14
How many hydrogen isotopes occur naturally on the Earth?
1
2
1,000,000
3
15
What are cations and anions?
Atoms
Ions
Molecules
Elements
16
What is an atom?
Protons
A group of atoms bonded together.
Is the smallest unit that can divide keeping its properties
The substance that is composed of only one type of atom
17
A(n)_____ always contains more neutrons than protons
Isotope
Cation
Element
Ion
18
Who was the one who found out the Theory of Relativity?
Danny Charles Crawford
Galileo Galile
Isaac Newton
Albert Einstein
19
What is everything made of?
Atoms
Matter
Protons
Nothing
20
Which of these phrases is related to covalent bonds?
Loses electrons
Electrical atraction
Gains electrons
Share electrons
21
What is the maximum depth of permafrost?
1500 meters
1,5 meters
9,999,999,999,999,999 meters. WHAT!!!?!!
150 meters
22
Why is White Sands Desert in New Mexico so purely white?
Bruh, how am I suppose to know that?
Because it is gypsum
Because it is an optical illusion
Because it is iswhite quartz
23
What are atoms made up of?
Isotopes, molecules, and the periodic table
Protons, neutrons and electrons
Atomic symbol, nucleus protons
Protons and nucleus
24
Which has more calories: table sugar or aspartame?
Any of them has calories
Pretty much the same
Aspartame has more calories
Table sugar has more calories

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