Chemistry - Atoms and Compounds
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Across
- What you get when two H atoms join with one O atom
- Most common atom in the human body
- These particles are positive
- Neutrinos often travel at the speed of ____
- These have the same types of atoms
- The center of the atom
- These type of bonds donate electrons between atoms
- Covalent ___ share electrons
- These small particles make up neutrons and protons
- These combine different kinds of atoms
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Down
- Isotopes of the same element have a different number of these
- When two or more atoms join together
- The basic building block of all matter
- Atom that is in organic molecules
- Electrons without any charge
- Negatively charged particle
- Electrons orbit within these layers, Egg ___
- Number of protons in an element is the atomic ____
- Number of quark types
- These type of bonds share electrons between atoms
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