Kathryn014
16.09.2019 •
Chemistry
Many asteroids are found between mars and which other celestial body? a. earth b. jupiter c. the moon d. the sun
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Ответ:
Ответ:
Looking at the periodic table, which group consists of elements that will not form an acid when combine with hydrogen?
Sodium group - Reacts vigorously with water.
Magnesium group - Shiny, silvery, soft metal.
Fluorine group - Forms an acid in solution when combined with hydrogen.
Xenon group - Colorless and odorless gas.
A)radon, neon, calcium
B)neon, bromine, barium
C)beryllium, iodine, krypton
D)lithium, potassium, fluorine
The answer is A)radon, neon, calcium