1) Which of the following is an example of a compound? a) Oxygen b) Gold c) Water d) Nitrogen 2) What type of gas is the earth mostly made of? (70%) a) Nitrogen b) Oxygen c) Helium d) Carbon Dioxide 3) What is the chemical symbol for Sodium? a) Au b) Fe c) S d) Na 4) What is the chemical symbol for gold? a) Na b) Au c) Xe d) He 5) What is the smallest unit of Matter? a) Cell b) Element c) Atom d) Molecule 6) Which of the following is an Element? a) Salt b) Air c) Iron d) Sugar 7) Which of these is a physical change? a) Burning wood b) Melting Ice c) Cooking an egg d) Rusting 8) Which one is an example of an element combination? a) KnO3 b) O c) Sl d) Og 9) Which of the following shows the 3 states of matter? a) Water, Fire and Wind. b) Solid, Liquid and Gas c) Solid, Velocity and Speed d) Time, Motion and Gravity 10) What is the seventh element in the periodic table? a) Silicon b) Sulfur c) Nitrogen d) Hydrogen

SCIENCE - CHEMISTRY

by
Print
Embed

Leaderboard

Visual style

Options

Switch template

Continue editing: ?