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Chemistry

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Brandyn Cronin

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Cards in this guide (11)
How did Mendeleev arrange chemical elements

by atomic mass

What are atoms with nuclei that contain the same number of protons but a different number of neutrons called

isotopes

Atoms have no overall electric charge

true

Where should all laboratory materials be returned

To their proper places.

What are the risks associated with your working environment

Some of the risks include electrocution, burn hazards, falling hazards (example:you are putting in conduit in the ceiling of a tall building), some heavy lifting/pulling, etc.

Which type of decisions require the use of critical evaluation skills

Fuhk People Start Putting The Right Answers ! ! ! Ugh This Web Site is Wack !

What determines an atom's identity and atomic number

The number of protons.

What term refers to a source of danger that poses a threat

A risk

Where would you find the safety symbol for fume safety

Not everything has a symbol for it. The concept of fume safety, if it is a concept, does not have a specific symbol.

What term best defines two or more atoms joined by a chemical bond-

The term that best defines two or more atoms joined by a chemical bond, is a covalent bond.

If you spill a chemical on yourself the first thing to do is tell the teacher

True

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