9.01: Acids, 9.02: Bases

Multiple Choice

Beryllium is in group number______.

• Group 2
• Group 3
• Group 4
• Group 7

Multiple Choice

An atom has an atomic number of 15 and a mass number of 31. How many protons are there in the atom?

• 15
• 31
• 16
• 47

Multiple Choice

If a material can easily be drawn into the shape of a wire, it is

• Ductile
• Magnetic
• Malleable
• Reactive

Multiple Choice

Acids are __________, which means they "eat away" at other materials.

• transitional metal

• alkaline

• flammable

• corrosive

Multiple Choice

Acidic solutions exhibit a higher ratio of H₃O⁺ ions, known as...

• neutrons

• hydroxide

• electrons

• hydronium

Multiple Choice

A sour taste is a characteristic of:

• acids

• bases

• neutral

• pH scale

Multiple Choice

Which of these formulas represents an acid?

• HNO₃

• Ba(OH)₂

• H₂O

• Ba(NO₃)₂

Multiple Choice

Which is a characteristic of a base?

• tastes sour

• found mostly in foods

• feels slippery

• turn litmus paper red

Multiple Choice

If a solution is basic which ion will be more present?

• H+
• K+
• OH-
• H-

Multiple Choice

Which of these formulas represents a base?

• HNO₃

• Ba(OH)₂

• H₂O

• Ba(NO₃)₂

Multiple Choice

Which of these images shows the strongest electrolyte?

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