Complete the balanced Equation Mg+Zn(NO3)2--

Q: What mass in grams of Na2S2O3 is needed to dissolve 6.3 g of AgBr in a 1.0 L solution if Ksp for…

A: The given data contains, mass of Na2S2O3 = 6.3 g. Volume = 1.0 L Ksp of AgBr = 3.3×10-13 Kf of…

Q: what is the difference between fe(s) and fe3+ at the atomic level?

A: When the neutral atom losses electron then it forms cation.  When the neutral atom accepts electron…

Q: Formulas of alkalis only are given in a line: O a. NaOH, Ca(OH)2, Sr(OH)2 O b. LIOH, KNO3, NH4OH c.…

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Q: Write the balanced equations by predicting the products of the following reactions. Include the…

A: The balanced chemical equation for the reaction between sodium and oxygen gas is shown below. The…

Q: Which element is a main-group metal with an evenatomic number? (a) K (b) Ca (c) Cr (d) Se

A: The main group metal with an even atomic number has to be given,

Q: Write the electron configuration for the following: A) Fe*3 B) Cu*1 C) Co

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Q: Indicate whether each of the following statements is trueor false (a) H2(g) and D2(g) are allotropic…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: Why is the relative atumic massi6f borni which natthurally sctiog as foron-10 and boron-112not…

A: The reason for the above is that natural abundance of boron-10 and boron-11 is 80% and 20%…

Q: Ph 2. (Across) Heaviest element that a star can fuse. (symbol) Ph 4. (Across) In IUPAC naming this…

A: Since you have asked multiple questions that are different, we will solve only one question for you…

Q: what is the physical state of element Co? what is the physical appearance of element Co? what is…

A: Cobalt is a d - block element. It's atomic number is 27 and atomic mass is 58.933 g/mol. It is…

Q: Calculate the weight needed to prepare 0.5 liter of 0.1M potassium chloride (KCI) given that the…

A: Given that, Concentration of KCl solution required =  0.1 M Volume of KCl solution required = 0.5…

Q: Give the chemical formula for trans-dichlorobis(ethylenediamine)platinum(IV). Use (en) as the symbol…

A: dichloro: Cl2 Bis ethylene diamine = (en)2 platnium(IV) so, Pt

Q: Which of the following metals is the most chemically reactive?  : Sr, Mn, Be, or Cr  Which of the…

A: An atom can be considered as the smallest unit of any matter. An atom is composed of certain…

Q: what are the groups of Elements that are the most chemically active?

A: Reactivity of species is predicted by their valence electrons or simply known as "valency". Lesser…

Q: Explain these concepts Ionization enthalpy Electron gain enthalpy

A: Ionization Enthalpy: It is the energy required to remove the most loosely bound electron from an…

Q: Which element is more likely to gainelectrons, potassium or chlorine?

A: The element, which is more likely to gain electrons has to be given.

Q: Which set of elements below contains, respectively, an alkali metal, a halogen, and a transition…

A: Alkali Metals are Group 1 elements. Halogens are Group 17 elements. Transition metals are d-block…

Q: In line with the material science behind lithium-ion battery, which of the following chemical…

A: F has 7 electrons in the outermost shell. It wants to gain one electron to get octet filled stable…

Q: 3. The Statue of Liberty consists of copper plates on an iron skeleton. The statue was recently…

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Q: Which of the following elements is tetratomic in its standard state? O sulfur selenium carbon O…

A: The elements given are sulfur i.e. S, selenium i.e. Se, carbon i.e. C and phosphorus i.e. P.

Q: For each of the following, give the most specific classification according to type of matter:…

A: Generally, each and everything in the universe that has some mass and some space is known as matter.…

Q: Fe,0.t 3 Ha ca) a) AH" a AG at 230°C

A: The reaction given is, => Fe2O3 (s) + 3 H2 (g) → 2 Fe (s) + 3 H2O (g)

Q: A karat is a measure of gold purity. By definition, 24-karat gold is pure gold. However, gold is…

A: 5) Given: Mass of ring = 6 g. And mass percent of gold in ring = 90 %.

Q: Iodine (I) would have chemical properties most similar to which of the following elements Te Rb…

A: Generally we know In periodic table there are 7 periods and 18 groups. Now in a group, all elements…

Q: Electrical charge is transferred in metals by movement of valence electrons. How many potential…

A: Given data:

Q: Make the structure based on the Blomstrand-Jorgensen Theory and Werner Theory also calculate the…

A: Effective atomic number (EAN): According to this rule,the ligands donate t+ electrons to the central…

Q: Complete these Heck reactions

A: The Heck reaction is the chemical reaction of an unsaturated halide with an alkene in the presence…

Q: Is Gd considered a F-block element, main group element, transition metal, or halogen? main group…

A: Gd is an atomic symbol of the Gadolinium element and has an atomic number of 64. Gadolinium is a…

Q: The equilibrium isotope exchange reaction between hydrogen and deuterium

A: Deuterium (D or 2H) is an isotope of hydrogen. The molecule D2 undergoes an exchange reaction with…

Q: 19 - Which of the given elements has similar properties with iodine (I) A) Br B) Te C) Ar D)…

A: Generally, the elements of a given group have similar properties due to similar general electronic…

Q: Fictional, thus not on the periodic table. Lz, a transition metal, forms the compound LzS₂ when…

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Q: QUESTION 15 Which of the following is diamagnetic? 13AI 15P O 24Cr O 48Cd 83Bİ

A: Which of the following is diamagnetic ?

Q: Identify the ions in a mixture containing Cu2+, N3-, O2-, Ca2+, Al3+, Te3-, and H+,  that would be…

A: The given list of ions:Cu2+, N3-, O2-, Ca2+, Al3+, Te3-, and H+Divide the ions into positively…

Q: colour

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Q: Write balanced equations of the following reactions and identify the x.             1.  8034 Se…

A: In the balanced nuclear reactions, the total atomic number and the total mass number should be the…

Q: 79) 79.) In each of the following groups,which element is leost reuctive? Group ! a. b.Group 7 C.…

A: The most fundamental classification of the chemical elements is into metals and non-metals. Metals…

Q: 1600- 1400- 1200- 1000 - 800- 600- 400- 200- Na Mg Al Si CI Ar Element

A: Ionization energy or Ionization potential is the minimum amount of energy that is required to remove…

Q: 7. which isotope of phosphorus kept under water red Black white violet

A: Answer :- White  -------------------------------------------------------------------------

Q: MCQ 36: Halogen that can react with noble gases like Xe is A. F B. CI C. Br D. I

A: Noble gases are those element which have complete octet i.e., they have 8 electrons in their valence…

Q: Consider these ionic oxides present in our planet: Na,0, Cao, K,0, Al,O3, Mgo Arrange them in order…

A: The oxides given are Na2O, CaO, K2O, Al2O3 and MgO.

Q: Which group of the following in the periodic table is called transition metal? اختر احدى الدجابات a.…

A: The vertical column in the periodic table is known as groups.  The horizontal row in the periodic…

Q: All of these following elements or compounds are chemically unreactive, except: Krypton O Carbon…

A: Given we know about the rectivety of the atoms All of these following elements or compounds are…

Q: Which of the following gases contain a halogen? O HS O NO, O He O Co O HCN O HF O CI, O N,O Ar o, Ne…

A: According to the periodic table, halogens are members of group 17 .  Elements of halogen groups are…

Q: . The 0:"O abundance ratio in some meteorites is greater than that used to calculate the

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