Periodic Panic

I am a small and light alkali metal that keeps your mobile phone charged.

I help your muscles function properly and you find me in bananas. If I'm missing, your body struggles.

I am a heavy alkali metal and I am used in atomic clocks as the standard for the definition of the second.

I'm found in milk and I'm essential for your bones and for building materials.

Without me, you cannot breathe and you cannot light a fire.

I combine with chlorine to make salt, but alone I react dangerously with water.

I exist in almost all advertising billboards, and my lamps light up cities.

I am a noble gas, lighter than air, used to fill balloons and airships. If you inhale me, I make your voice sound funny.","

I smell like rotten eggs, but I am used in medicines, cosmetics, and car tires.

I am the simplest and most abundant element in the universe. Without me, life would not exist.

I fill the air you breathe, and you can find me in fertilizers that help plants grow. Without me, life on Earth would not be possible.

I am the lightest alkaline earth metal and essential for space telescopes.

I am the only metal that is liquid at room temperature, which is why I was used in thermometers.

I am a metalloid and I am found in shatter‑resistant glass and cleaning products. I also help plants grow.

I can exist as soft graphite or as extremely hard diamond.

What element keeps swimming pool water safe?

You find me in toothpaste; I protect your teeth from decay.

I am useful for bones and teeth; you find me in matches and fertilizers.

You can find me in your bones and muscles, and I help your body function properly.

I am the second most abundant element on earth. You can find me everywhere because I make sand and glass when I am being combined with oxygen.

I am very light,resistant and I can be recycled easily because you can find me in soft drink cans

I am the only liquid non-metal at room temperature. I smell bad, but I protect water and homes from fire.