Write the element symbol that fi ts each description. Use a superscript for the mass number and a subscript for the atomic number. a. an element that contains 10 protons and 12 neutrons b. an element with atomic number 24 and mass number 52 c. an element with 10 electrons and 10 neutrons

Q: Identify the element that fi ts each description. a. an alkali metal in period 6 b. a transition…

A: Hi, since you have posted questions with multiple subparts we will answer the first three subparts…

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A: 1) an atom consist of positive charge proton , negative charge  electron and neutral neutron  Atomic…

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A: The atomic number of aluminium is = 13 The number of protons in the aluminium is = 13 The number of…

Q: how would you describe the elements from group 1 to group 12 in the periodic table

A: To find: how would you describe the elements from group 1 to group 12 in the periodic table

Q: Write the atomic symbolAZX for each of the isotopes described below.a. number of protons = 27,…

A: Since you have posted multiple sub-parts, the answer for first three sub-parts are given below.…

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A: Given We know about the number of protone ,nutron  and charge

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Q: 55. Which elements are main-group elements?(a) Te(b) K(c) V(d) Re(e) Ag

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A: To find: Determination of the given element

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Q: Sr-90 has [ Select ] neutrons than Y-91

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Q: utral radium atom has a mass of 226 (atomic number 88) it would have neutro electrons.

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A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: First to organize the elements by atomic mass; noticed patterns in every 8th element; law of…

A: CORRECT choices are:- NEWLANDS SEABORG

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Q: Which elements are most likely to have properties that are similar to the properties of F?

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A: An isoelectronic pair  is a group of ions that all have the same number of electrons.

Q: match it's meaning

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Q: A. Atomic number of Terbium B. Mass number of Carbon C. Element with atomic number 113

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Q: Calculate the atomic mass of naturally occurring boron if 19.9% of the boron atoms are 510 B and…

A: The atomic mass of naturally occurring boron has to be given,

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A: An atom is electrically neutral because the no of protons and the no of electrons are equal.  Atomic…

Q: a sample of the element boron with have some atoms with six neutrons and some atoms with 5 neutrons;…

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Q: Which pair correctly matches an element to its atomic number? O a) 9.012 - Be O b) 12.01 - C c)…

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Q: Group I (the alkali metals) includes lithium (Li), sodium (Na), and potassium (K). These elements…

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Q: what element might you expect to be most similar to Sc in its chemical behavior? Why?

A: The element given is Sc i.e Scandium.

Q: How is the periodic Table arranged? (A) Horizontally ( B) Vertically (C) Atomic Mass. (D) Periods…

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Q: Part B The atomic number of carbon is 6. What is the mass number of a carbon atom with 5 neutrons?…

A: Given that, Atomic number of C=6 No. of neutron=5 so,

Q: Three isotopes of lithium witch is the most abundant atom?

A: Interpretation-  To tell about three isotopes of lithium which is the most abundant atom .…