Chemistry and the environment four corners
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Chemistry and the environment four corners. Hydrocarbons are substances harmful to the environment caused by:. 1-Radiation. 2-Burning fossil fuels. 3-Heavy metals. 4-Spraying pesticides. Synthetic detergents cause environmental damage because they often contain:.

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Chemistry and the environment four corners

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Chemistry and the environment four corners

Chemistry and the environment four corners


Hydrocarbons are substances harmful to the environment caused by

Hydrocarbons are substances harmful to the environment caused by:

1-Radiation. 2-Burning fossil fuels. 3-Heavy metals. 4-Spraying pesticides.


Synthetic detergents cause environmental damage because they often contain

Synthetic detergents cause environmental damage because they often contain:

1-Acidifiers. 2-Pesticides. 3-Phosphates. 4-Soap.


A common material caused by radioactivity posing environmental problems is

A common material caused by radioactivity, posing environmental problems, is:

1-Water. 2-Non-metal oxide. 3-Glucose. 4-Radon.


The combination of chemical symbols and numbers that depict a compound is a an

The combination of chemical symbols and numbers that depict a compound is a/an:

1-Chemical formula. 2-Chemical reaction. 3-Chemical statement. 4-Chemical replacement.


Why is ag the symbol for silver

Why is ag the symbol for silver?

1-Ag means Agrisilver2-The old Spanish name was augmentin3-Silver is used in agriculture 4-The old Latin name for silver


A heavy metal is an element

A heavy metal is an element:

1- with a high atomic weight or mass

2- with a low atomic weight or mass

3- with low toxicity

4- like flourine, bromine, and astatine


How many elements are considered noble gases

How many elements are considered noble gases?

  • 1- five

  • 2- ten

  • 3- eight

  • 4- six


All elements can be classified into two main groups

All elements can be classified into two main groups:

1- ductile metals and free moving gases

2- metalloids and nonmetalloids

3- metals and nonmetals

4- periods and families


The smallest amount a substance can exist at and keep its properties is best described as an

The smallest amount a substance can exist at and keep its properties is BEST described as/an:

1-Atom. 2-Compound. 3-Element. 4-Molecule.


The chemical formula for table salt is

The chemical formula for table salt is:

1-CaOH. 2-NaCl. 3-NaOH. 4-Salt.


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