What atom matches this electron configuration?

1s²2s²2p⁶3s²3p⁶4s²3d¹⁰

By replacing the element symbol, this could be a diagram of which element?

What is the Lewis dot structure for a neutral atom of bromine (₃₅Br)?

What is the Lewis dot structure for a neutral atom of carbon (₆C)?

A wave with a large wavelength will have a ______ frequency and _____ energy

If short wavelength has more ENERGY than long wavelength, which color Lightsaber is the most dangerous, or powerful?

Which reaction produces harmful radioactive waste?

_____is the joining of atomic nuclei

_______is the splitting of atomic nuclei

Which process occurs naturally in the centre of stars like the Sun

Which process uses uranium rather than fossil fuels to generate the heat

According to the Octet Rule, atoms of elements react with each other in order to attain ____ electrons in their outermost energy level or shell.

What type of particle has the symbol shown?

What type of decay does this symbol represent?

List the three types of nuclear radiation in increasing order of penetrating power.  

Solve the nuclear decay reaction:

How many protons does this element have?

How many neutrons does this element have?

How many electrons does this element have?

what is the average atomic mass of this element

Carbon - 12 has 6 protons and 6 neutrons. Which carbon has 6 protons and 8 neutrons?

What electron configuration matches an oxygen atom?

Identify the Electron Configuration for Aluminum (Al)