Atomic Structure and APECMAN Assessment

What does the 'A' in APECMAN stand for?

• Atomic Number

• Atomic Mass

• Atomic Structure

• Atomic Model

What is the charge of an element be if it had 11 protons and 10 electrons?

• +1

• +10

• -10

• -1

What is the charge of an electron?

• Positive

• Negative

• Neutral

• Depends on the element

Tags

NGSS.MS-PS2-3

Which element has an atomic number of 14?

• Boron

• Calcium

• Oxygen

• Silicon

What is the formula to determine the number of neutrons in an atom?

• Atomic Number - Protons

• Atomic Mass - Atomic Number

• Protons + Electrons

• Electrons - Protons

How many electrons can the 3rd orbital hold at maximum?

• 2

• 8

• 18

• 32

How many valence electrons does Magnesium have?

• 2

• 4

• 6

• 8

Which of the following elements has 26 protons?

• Iron

• Phosphorus

• Oxygen

• Silver

What does the 'M' in APECMAN stand for?

• Mass

• Model

• Molecule

• Matter

Tags

NGSS.MS-LS1-6

How many electrons does the 1st orbital hold at maximum?

• 2

• 8

• 18

• 32