SI Session 03 Quiz

The true mass of a special rock is 55 grams. A student measures the mass of this rock four times: 33.3 g, 33.2 g, 33.4 g, 33.1 g. Is this student's measurement more accurate, precise, or both?

• Accurate

• Precise

• both

What group are Chalcogens in?

• 1

• 14

• 2

• 16

What group are Halogens in?

• 17

• 18

• 2

• 1

What group are Alkali metals in?

• 2

• 1

• 4

• 5

What group are Alkaline Earth Metals in?

• 4

• 1

• 2

• 6

What group are Noble Gases in?

• 3

• 18

• 17

• 16

What is the ionic charge of Iodine

• -3

• -2

• -1

• +1

What is the ionic charge of Lithium?

• +3

• +2

• +1

• -2

Convert 24 Celsius to Kelvin

• 296.15 K

• 298.15 K

• 297.15 K

• 299.15 K

Convert 35 Celsius to Fahrenheit

• 96 F

• 95 F

• 98 F

• 99 F