Periodic Table
Cl
chlorine
Na
Sodium
what is the name for the chemical compound NaCl?
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Sodium Chloride
True or False: An atom is mostly empty space?
True
What is the only letter that doesn't appear on the periodic table?
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J
K
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potassium
Ar
Argon
what is the name of the chemical compound H2O?
Water
True or False: John Dalton was an english chemist?
True
True or False: A lightning strike may sometimes reach a staggering temperature of 30,000 degrees Celsius (i.e., 54,000 degrees Fahrenheit)
True
Mg
Magnesium
what is the name of the chemical compound CO2?
Carbon Dioxide
True or False: Potassium Nitrate is a weak oxidizer?
False: strong oxidizer
Fish scales are commonly used as an integral part of _______ what beauty industry component?
Lipstick
C
carbon
Zn
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Zinc
what is the name of the chemical compound FeS?
Iron II Sulfide
True or False: Dimitri Mendeleev discovered and created the periodic law.
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True
What is the first element in the periodic table?
Hydrogen
He
Helium
Xe
Xenon
what is the name of the compound Mg(OH)2
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Magnesium Hydroxide
True or False: chemistry is known as the branch of science that deals with the identification of the substances of which and not how they change
False: everything listed is true, and it also encomposses how materials and substances are changing
List one of the five branches of chemistry
organic chemistry, inorganic chemistry, analytical chemistry, physical chemistry, and biochemistry