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Chemistry

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Jaylan Streich

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Cards in this guide (11)
Which fields are significantly involved in food engineering

genetic engineering, chemical engineering, biology

How are oxidation states of transition metals indicated in the names of metal compounds

Roman numerals are used to indicate oxidation states.

What is the percent composition of sulfur in SO2

32.1g

__________________

X100%

(32.1g + 16.0g + 16.0g)

What kind of compounds are named using prefixes

Type your answer here... Covalently bonded molecules

What reaction shows a compound breaking apart into separate substances

Decomposition reaction

What elements have the highest and lowest ionization energy

Helium has the highest first ionization energy and francium has the lowest first ionization energy.

What would be useful for converting g mol to g L

Molarity

Which of the following demonstrates a double-replacement reaction

Na3PO4 + MnCl2 Mn3(PO4)2 + NaCl

What Makes atoms spread around a central atom

The shared valence electron pairs repel each other.

When food is exposed to air it can lose electrons this loss of electrons creates reactive molecules that work to destroy the chemical bonds in the food causing it to spoil what are these molecules cal

Free radicals

Which of the following could be considered a benefit of modern farming techniques

The food we eat is fresher because it is treated with preservatives.

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