Provide explanations for the Carbon monoxide has slightly higher melting and boiling points than N2 .

Q: Which of the following compounds is likely to have the lowest melting point? NaCl CS2 Pb…

A: Melting point: The temperature at which a solid substance melts to achieve liquid state. Melting…

Q: Complete and balance the following:(a) AsCl3(l) 1 H2O(l) → (b) Sb2O3(s) + NaOH(aq) →

A: Given reactions,        (a)  AsCl3(l) + H2O(l)  →(b)  Sb2O3(s) + NaOH(aq)  →

Q: Estimate the boiling point of CS2.

A: Given: CS2

Q: Why does sodium fluoride have a melting point of 993°C but nitrogen has a melting point of -210°C?

A: Please find your solution below : Melting point of any substance is defined as the temperature at…

Q: The Martial regolith is about 45.5% SiO2. Draw the VSEPR structure of SiO. Also give the name of the…

A:

Q: What is the shape of ClF3?

A: The shape of a molecule is predicted by considering both bond pair of electrons and lone pair of…

Q: What is the expected shape for the SO3 molecule?

A: Answer: In this question we have to predict the shape of the molecule on the basis of bonds formed…

Q: Use VSEPR theory to predict the geometry and hybridization of a molecule of each of the following…

A: Use VSEPR theory to predict the geometry and hybridization of a molecule of each of the following…

Q: Explain in detail why a catalyst is used to produce SO3.

A: Solution- SO3 is produced by the oxidation of SO2 .This was done during contact process.H usually a…

Q: Which of the following is NOT bent? Select one: a.O3 b.NO2– c.SO2 d.SiO2

A:

Q: Acetylene gas, C2H21g2, is used in welding. (a) Write a balanced equation for the combustion of…

A: The unbalanced chemical equation for the reaction of acetylene with air is shown in equation (1).

Q: what is the lewis structure of ICl4- and what is its geometry?

A:

Q: onsider peroxynitrite (chemical formula: ONOO−), a structural isomer of the nitrate anion. It is…

A: The structure of a compound guides its bond lengths, bond angles, and other properties.

Q: Oxygen exhibits –2 oxidation state except in F2O (+2) and H2O2 (–1). As the electronegativity…

A: Electronegativity is defined as tendency of an atom in a molecule to attract the shared pair of…

Q: What is the atom ratio between Cand H in C2H5OH? O 2/1 O 2/5 O 1/5 O 2/6

A: Atom ratio means the ratio of number of atoms of elements present in a compound.

Q: 21. Phosphorus trichloride, :PClI, has the following molecular shape. A. tetrahedral B. trigonal…

A: To know the shape of a molecule we  should have idea of VSEPR theory and the type of hybridisation…

Q: Draw the Lewis structure for the nitronium ion NO+2?

A: We have to draw the Lewis structure of nitronium ion, NO2+.

Q: Which of the following compounds would you expect to have the lowest melting point? CaO H2O Na2O…

A: Ionic compounds with higher charges have higher melting point due to strong intermolecular forces…

Q: What is the mass percent of water in Zn(NO3)2·6 H2O?

A: First calculate the mass of water.

Q: Why does the heavier elements do not form pπ – pπ multiple bond as carbon do?

A: Carbon has the different ability to form pπ – pπ multiple bond with itself and with other atoms of…

Q: What is the mass percent of water in Zn(NO₃)₂･6 H₂O?

A:

Q: What is the atom ratio between Cand H in C2H5OH? O 2/6 O 2/5 O 1/5 O 2/1 Save for Later

A: Atomic ratio is the ratio of different atoms present in a compound.

Q: 31. What is the molecular geometry of carbon dioxide, CO2? (A) Bent (B) Tetrahedral (C) Trigonal…

A: The three-dimensional arrangement of the atoms that constitute a molecule is called molecular…

Q: Predict whether the N—O bonds in NO  3 are stronger or weaker than the N—O bonds in NO+.?

A: The N—O bonds in NO3- are stronger or weaker than the N—O bonds in NO+ has to be given,

Q: Predict the chemical formula for the ionic compound formed by Al3+ and C2H3O2-

A: The structure of ionic compound formed is drawn below--

Q: Calculate the standard enthalpy of formation of N2O5 from the following data:       2 NO(g) + O2(g)…

A: Given: 2 NO(g) + O2(g) → 2 NO2(g)       ΔrHΘ = -114. 1 kJ mol-1 4 NO2(g) + O2(g) → 2 N2O5(g)    ΔrHΘ…

Q: 1. HBr 2. МеОН, н* O. 3. MеР(ОE()2 4. Нао"

A: The product formed in the given reaction is, The first step is the hydrolysis of given substrate…

Q: The most rigid compound is? Select one. O a. CO2 Ob. Diamond Oc. Si02 Od Graphite

A: The rigidity of compound depends on type of bond and strututure of atoms by which compound is…

Q: beads

A: The force of interaction between similar molecules is called cohesion and the force of interaction…

Q: How are the shapes of PBr3 and BBr3 different?  What is the reason for the difference?

A: Given Molecules PBr3 BBr3 Shapes of Molecules = To be determined

Q: What is the ratio of N2 to NH3 according to this chemical equation ? 3/1 2/1 1/2 1/1

A: Nitrogen reacts with hydrogen to form ammonia. The equation for the balanced chemical reaction is…

Q: Why carbon does have a larger tendency of catenation than silicon although they have same number of…

A: To explain why carbon has a higher tendency of catenation than silicon even after both have the same…

Q: Explain why the bond angles in BCl3  and NCl3  are different.

A: Molecular geometry is the 3-D representation of the molecule in a space. In terms of electron…

Q: 31. What is the molecular geometry of carbon dioxide, CO? (A) Bent (B) Tetrahedral (C) Trigonal…

A: The molecular geometry a compound can be determined by analyzing the number of bond pairs and the…

Q: . For each of the following, draw the Lewis structure, predict the ONO bond angle, and give the…

A: (a) The Lewis structure for NO2 can be drawn as follows, From the above structure, In NO2 , there…

Q: For each of the following molecules, write a Lewis structure, predict the molecular structure…

A: So we’re going to determine Lewis structure, molecular structure ,bond angles, and hydra orbitals…

Q: Determine the number of bonding electrons and the number of nonbonding electrons in the structure of…

A: For calculating the number of bonding and non-bonding electrons in the structure of SI2, we need to…

Q: 86, What is the shape of the H;Te molecule? lincar c. trigona! planar a. b. bent d. tetrahedral

A: The shape of H2Te is the bent shape. option b is correct - bent Reason: because the two Hydrogen…

Q: draw the structure of Cu(NO3)2

A: The structure of copper nitrate is drawn in step two.

Q: Why is the electronic geometry for NH3 tetrahedral but the electronic geometry for BH3 is trigonal…

A: There is lone pair on the central atom in NH3 while there is no lone pair on the central atom of…

Q: Does BaSO, or KCN have the lower melting point?

A: The compound with lower melting point has to be given,

Q: Which side of the structure of KHP is more polar than the other?

A: Organic compounds are the compounds which are mainly composed C and H atoms. These compounds also…

Q: From the Lewis diagram of SiF5, determine: A) The formal charge on the silicon atom. B) The formal…

A: The Lewis structure of SiF5- is shown as,

Q: Which has the highest melting point HO. B 3. both 2 and 3

A: We have to choose the following given compounds are the highest boiling point among the three as…

Q: the compound molecular in nature in gas phase but ionic in solid state is: a PCl5  b   CCl4 c  PCl3…

A: PCl5 is molecular in the gas phase

Q: Draw the Lewis structure of the FClO3 molecule with the steps for making it

A: In  FClO3 , the central atom is Cl because it is less electronegative than F and O electron in…

Q: Why does I2 have a lower melting point than KCl?

A: The temperature at which a solid changes into a liquid state is known as the melting point. The…

Q: What is the mole ratio between H2 and O2? A)1:2 B)2:1 C)2:2 D)4:2

A: Answer - The correct option is (B)  2:1 Mole ratio - A mole ratio is a conversion factor that…