Periodic table
What is the first element of the periodic table?
Hydrogen (H)
What energy does a neutral ion has?
What is the basic unit of chemical elements?
Atom
Chemical formula of water
What is the capital of Spain?
Madrid
What element is represented by the letters C?
Carbon
If you have 2 protons, what charge you have?
What is an atom?
the basic unit of chemical elements
If you have NaCl, what elements you have in that compound?
Na (Sodium) and Cl (Chlorine)
What is the name of the teacher's band?
Run Away to Nowhere
What element is represented by the letter Na?
If you have 10 electrons, what charge you have?
-10
How many atoms you need to form an molecule?
2 or more
Chemical formula of Carbon Dioxide?
CO2
How many and which ocean there are in the Earth?
5 Oceans: Atlantic Ocean, Pacific Ocean, Indian Ocean, Artic Ocean and the Antartic Ocean.
What element is represented by the letters Pb?
If neutral oxygen has 8 protons. How many electrons you need to have a -5 atom?
13 (8 are cancelled out and the other 5 apply the negative charge)
How many protons, neutrons and electrons does oxygen has? (Atomic mass is 16) (Atomic number is 8)
Proton: 8
Electron: 8
Neutron: 8
If you have 2 of oxygen, how many protons and electrnos you have? (Neutral oxygen has 8)
Protons: 16
Electrons: 16
How many people can you put inside of a whale?
Anyone, because it "ba llena" xd
What element is represented by the letter W?
Tungsten
If neutral neon has 10 protons. How many electrons you need to have a +9 atom?
1 (just 1 electron will be cancelled and the rest will apply the postivie energy)
How many protons, neutrons and electrons does a -10 gold has? (Atomic mass is 197) (Atomic number is 79)
Protons: 79
Electrons: 89
Neutrons: 118
What is the atomic formula of 2 molecules of a compound that is made of 1 molecule of Sodium (Na), 1 of Hydrogen (H) and 3 of Carbon (C)?
2 NaHC3
What has it hasn't happen, but it will happen, and when it's happening; it won't be happening anymore. You haven't seen it and you're unable to see it, but you know that it will be there.
The future