SCIENCE 9 QUIZ 3

Froggy Jumps

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Answering a quiz involves reading each question carefully, considering the options, and selecting the correct and best answer.

Menjie Almario

Philippines

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SCIENCE 9 QUIZ 3


Froggy Jumps SCIENCE 9 QUIZ 3Version en ligne Answering a quiz involves reading each question carefully, considering the options, and selecting the correct and best answer. par Menjie Almario 1 How many orbitals are in the third principal energy level? a 9 b 6 c 3 2 On the basis of Rutherford’s model of an atom, which subatomic particle is present in the nucleus of an atom? a Proton and electron b Neutron and electron c Proton and neutron 3 The symbol “n” in the Bohr theory of atomic structure refers to a The energy of electron b The number of electron in an energy level. c The total energy of the atom 4 If the first and second energy levels of an atom are full, then what would be the total number of electrons in an atom? a 10 b 8 c 6 5 Which atomic model is proposed by Schrodinger? a Raisin bread model b Quantum mechanical model c Planetary model 6 Which orbital designation has the highest energy? a 2s b 2p c 3d 7 Why can metal be hammered without breaking? a They are ductile b They are brittle c They are malleable 8 Which among the following shows that an atom is stable? a Having 8 valence electrons b Having 2 valence electron c Having 4 valence electron 9 Choose two elements that would likely form an ionic bond among the following elements: Li, Si, F, Ne. a Li and Si b Li and F c Si and F