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Chemistry

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Cards in this guide (9)
How did Mendeleev arrange chemical elements

by atomic mass

In what way is the table of the elements periodic

The periodic table is arranged in periods and groups; elements are placed in the ascending order of the atomic number. The law of periodicity from Mendeleev is respected.

Where should all laboratory materials be returned

To their proper places.

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 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

What are the rows of a periodic table called

As with any grid, the periodic table has rows running left to right, and columns running up and down. The rows are called PERIODS and the columns are called GROUPS.

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