Which of these in NOT radioactive?

most reactive element, found in toothpaste

grey- black solid sublimes to a purple vapor, diatomic

Third most abundant in air, incandescent light bulbs, inert

bright red advertising lights

red-brown liquid, sanitizer for hot tubs

yellow solid, in matches, smelly, volcanoes, vulcanizing rubber

graphite, diamonds, charcoal, buckminsterfullerene

Has red, white, and black allotropes

Most abundant in air, diatomic, not reactive

NOT true about nitrogen

second most abundant in Earth's crust, semiconductor

most abundant in Universe

stars, birthday balloons, blimps

2nd leading cause of lung cancer, heavy gas found in basements

most abundant metal, foil, pop cans

poisonous, soft, dense metal. Was in paint and gasoline

Spontaneously ignites in air, matches, fertilizer

Selsun blue Dandruff shampoo, photocopiers, converts light energy into electrical energy, named for the moon

Boric acid, borax, borosilicate lab glassware

LEDs, blue ray DVDs, semiconductors, very low melting point

needed for respiration, needed for combustion

repelled by a magnetic field, Pepto Bismol, fire alarms and sprinklers

green gas, diatomic

About 20% of air, most abundant in Earth's crust

Which of the following does NOT contain chlorine?

garlic smell, toxic, a semiconductor, transistors

Which of the following is NOT true about nonmetals

elements along the stair step line are _________

the name for group 17 is ____

Group 17 can all be used for ________

Halogen means ______

Hydrogen is in

Which is NOT true about Noble gases ?

the only element without neutrons is _______

Which is NOT true about helium

Which is not true about neon?

Which is not true about radon?

found in toothpaste, solder, and food cans

a semiconductor named after a country, found in camera lenses

Named for its blue/violet flame color, low MP, very shiny and soft

name means "stranger", blue/white light

2 atoms of the same element bonded together

different molecular forms of the same element

What elements are in borosilicate glass?

Second most abundant in Earth's crust, silica-moisture absorbers

Found in all fossil fuels and living things, has it's own branch of chemicals called organic compounds

Makes a boring light blue/gray light, a fake compound weakens Superman, name means "hidden"

Which is NOT a diatomic element?

2 atoms bonding in a molecule is

Bright blue light in light houses, name means "stranger"