Atomic Structure

Atomic Structure

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Subatomic particles

Poll

All atoms are made from different combinations of 3 subatomic particles these are:

• Putrons

• Neutrons

• Protons

• Negatrons

• Electrons

Multiple Choice

Is the number below the element symbol on the periodic table the mass number?

• Yes!

• NO!!

Multiple Choice

What is the atomic number of a chlorine atom with a mass of 35 amu?

• 17

• 35

• 18

• 52

Multiple Choice

How many neutrons does a silver atom with a mass of 108 amu have?

• 47

• 108

• 61

• 108

Multiple Choice

What is the mass number of a nickel atom with 28 protons, 31 neutrons, and 28 electrons?

• 31

• 28

• 59

• 87

Multiple Choice

What is the correct number of subatomic particles of a phosphorous atom with a mass of 31?

• p# - 15, n# = 15, e# = 15

• p# - 15, n# = 16, e# = 15

• p# - 15, n# = 15, e# = 16

• p# - 16, n# = 15, e# = 15

Multiple Choice

Which particle is negatively charged?

• proton
• atom
• neutron
• electron

Multiple Choice

What element is represented in this Bohr Model? 

• Carbon
• Hydrogen
• Aluminum
• Lithium

Multiple Choice

What element has 9 protons, 9 electrons, and 10 neutrons?

• nitrogen

• oxygen

• fluorine

• neon

Multiple Choice

The mass number of an element that has 18 protons, 18 electrons, and 19 neutrons is _____.

• 12.5

• 13

• 25

• 37

Multiple Choice

The __________ of an atom is the sum of the protons and neutrons in the nucleus of that atom.

• mass number
• atomic number 
• atomic weuight
• isotope weight

Multiple Choice

The _________ of an element equals the number of protons in an atom of that element.

• mass number

• atomic weight

• atomic number

• isotopes

Multiple Choice

Atoms of the same element must always have the same number of _________

• electrons
• neutrons
• isotopes
• protons

Multiple Choice

Complete the missing label on the diagram.

• Neutron
• Centre
• Nucleus
• Sub atomic particle

Multiple Choice

How many electrons does a sodium atom have?

• 23

• 11

• 12

• 34

Multiple Choice

How many protons does an aluminum atom have?

• 27

• 14

• 40

• 13

Multiple Choice

The total number of protons and neutrons in an atom is called the...

• Atomic number
• Proton number
• Mass number
• Weight number

Multiple Choice

What mass does a neutron have?

• 1 amu

• 0 amu

• -1 amu

• +2 amu

Multiple Choice

What electrical charge does a proton have?

• +1
• 0
• -1
• +2

Multiple Choice

Which subatomic particles are found in the nucleus of an atom?

• Protons and Electrons
• Protons and Neutrons
• Neutrons and Electrons
• Protons, Neutrons and Electrons

Multiple Choice

Which subatomic particles are found in the nucleus of an atom?

• Protons and Electrons
• Protons and Neutrons
• Neutrons and Electrons
• Protons, Neutrons and Electrons

Multiple Choice

What is atomic number?

• Number of protons in an atoms 
• Number of neutrons in an atom
• Mass of an atom
• Charge on an atom