Moles Unit/Chemistry Quiz

What is the molar mass conversion factor used in the Mole Map for converting moles of Y to moles of X?

• Molar Mass of Y

• Coefficient mol X

• 22.4 L of Y or X

• 6.02 * 10^23 particles Y or X

Which of the following is a 2+ transition element?

• Zinc, Zn²⁺

• Silver, Ag⁺

• Chromium (III), Cr³⁺

• Lead (IV), Pb⁴⁺

What is the base unit of mass?

• Liter (L)

• Second (S)

• Meter (m)

• Gram (g)

Which ion is represented by NH₄⁺?

• Ammonium

• Nitrate

• Sulfate

• Hydroxide

What is the equivalent of 1 kg in grams?

• 1 x 10⁶ g

• 1 x 10³ g

• 1 x 10² g

• 1 x 10¹ g

What is the atomic number of Silicon?

• 12

• 14

• 16

• 18

Which element has the symbol 'He'?

• Hydrogen

• Helium

• Hafnium

• Holmium

What is the atomic mass of Silicon?

• 28.0855

• 30.9738

• 32.065

• 35.453

Which group does the element with the symbol 'Na' belong to?

• Group 1

• Group 2

• Group 3

• Group 4

What is the name of the element with the symbol 'Fe'?

• Fluorine

• Francium

• Iron

• Iodine