What does the number above the symbol for each element represent?

Which is an indicator of a chemical reaction?

Which is the best describes the result of a chemical reaction?

What do we have to know about an element to reproduce it synthetically?

Na is a highly reactive metal, Cl is a poisonous gas, table salt is made of both. Why is table salt safe to eat?

Which element is most likely germanium (Ge)?

Why is Carbon MOST like germanium (Ge)?

Insecticides kill insects and may affect human health. Why are they most likely still used?

How do covalent bonds form?

Which atomic properties best describe an atom of cobalt (Co)?

Why is copper most likely used more often than gold in electrical wiring?

Which best describes a solution?

Triclosan and bleach kill bacteria. Why is only Triclosan in hand soap?

What is the charge of just the nucleus of an atom?

A student pours hydrochloric acid into the flask and puts the zinc in a balloon, puts the balloon on the flask and lets the zinc fall into the flask. Bubbles form, the balloon expands and the flask heats up. Which of the following statements is true?

Zinc is normally silver. After the experiment, the zinc was black. Why did the zinc turn black?

What will most likely increase the rate of bubble formation?

A medicine is a sleeping pill but if pregnant women take it, her fetus is a great risk to birth defects. Which statement is most accurate?

What occurs in every chemical reaction?

Why are elements in group 18 most likely called the noble gases?

Teachers: Create FREE classroom games with your questions Click for more info!
©2007-2024 Review Game Zone | About | Privacy | Contact | Terms | Site Map