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Electrons & Protons

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Atoms are small particles that cannot be ______________?   Atoms are small particles that cannot be created, divided, or destroyed.   you're doing great!!!  
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What are electrons?   Negatively charged, found in electron clounds, and mass is almost zero.   you're doing great!!!  
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What are protons?   Positively charged, found in the nucleus, mass is 1 amu   you're doing great!!!  
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What are neutrons?   Have no charge, found in the nucleus, mass is 1 amu   you're doing great!!!  
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What two particles make up the nucleus?   Protons and Neutrons   you're doing great!!!  
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Is the protons the same as the atomic number? (T or F)   True   you're doing great!!!  
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The element Gold (Au) has 79 protons and the atomic mass is 197; How many neutrons are there?   118   you're doing great!!!  
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Electrons do or do not travel in definite paths.   Electrons do not travel in definite paths.   you're doing great!!!  
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To get the number of neutrons, you subtract the mass number from the atomic number? (T or F)   True   you're doing great!!!  
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Who stated that electrons can jump between levels?   Bohr   you're doing great!!!  
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If there is 56 protons and 81 neutrons, what is the atomic mass?   137   you're doing great!!!  
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What is a isotope?   An atom that have the same number of protons but have different numbers of neutrons.   you're doing great!!!  
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Atoms of an element are not alike. (T or F)   False, atoms of an element are exactly alike.   you're doing great!!!  
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Can atoms join with another atom to make a new substance?   Yes   you're doing great!!!  
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