Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Chemistry Expert

problem1) Answer all the problems:

i) Describe structure of biborance B2H6, and types of bond present.

ii) Describe the composition of fresh air and give the detail of main air polluting gases.

iii) describe Pearson’s HSAB concept?

iv) Describe silicons with the structure of three silicons.

v) Give two preparation methods of Aryl halides.

problem2) describe paramagnatism, diamagnetism, ferromagnetism and antiferromagnetism with appropriate diagrams and exs.

problem3) prepare down the formulae for the mononuclear carbonycs formed by V, Cr, Fe and Ni.

problem4) prepare brief notes on the following :

(a) Radioactive pollution and exs from 20th century radioactive pollution in world.

(b) Soil pollution and effect on agriculture.

Chemistry, Academics

  • Category:- Chemistry
  • Reference No.:- M94106

Have any Question? 


Related Questions in Chemistry

What is the maximum mass in grams of aluminum chloride that

What is the maximum mass in grams of aluminum chloride that could be obtained from 2.50 mol of barium chloride and excess aluminum sulfate? This is the balanced equation for the reaction: Al 2 (SO 4 ) 3 + 3BaCl 2 --> 3Ba ...

At 518degc the rate of decomposition of a sample of gaseous

At 518°C, the rate of decomposition of a sample of gaseous acetaldehyde, initially at a pressure of 363 Torr, was 1.07 Torr s-1 when 5.0% had reacted and 0.76 Torr s-1 when 20.0% had reacted. If the reaction rate is prop ...

When silver tarnishes silver metal reacts with the element

When silver tarnishes, silver metal reacts with the element sulfur to form a gray deposit of Ag2S. If Ag reacts with S to form this compound, identify which element is being oxidized and which is being reduced. Explain h ...

Question 1 nuclear equationa write a nuclear equation for

Question 1: Nuclear equation a) Write a nuclear equation for the beta decay of thallium-210. b) Plutonium-239, a toxic isotope that cause lung cancer, is an alpha emitter. Write nuclear equation. c) Write the nuclear equ ...

If it is considered that drinking 800 ml of water per day

If it is considered that drinking 800 mL of water per day containing an arsenic concentration equal to the US EPA maximum contaminant level (MCL), delivers the dose to an adult that corresponds to a 1 in 10,000 excess ri ...

Potassium and sodium chloride are similar in charge and

Potassium and sodium chloride are similar in charge and they both have the same anion. When comparing sodium chloride (36 g / 100 mL at 0 oC) and potassium chloride, which has a higher solubility at 0 oC?

When 0430 mole of titanium is combusted in a bomb

When .0430 mole of titanium is combusted in a bomb calorimeter, the temperature of the calorimeter increases from 30.00degress Celsius to 91.60 degrees Celsius. In a separate experiment, the heat capacity of the calorime ...

You are tasked to determine the amount of blue dye in a

You are tasked to determine the amount of blue dye in a sample of purple energy drinka a) How would you be able to see only the blue dye to determine concentration when the drink itself is purple? b) Describe the procedu ...

1 when h2 gas was released by the reaction of hcl with zn

1. When H2 gas was released by the reaction of HCl with Zn, the volume of H2 collected was 66.0 mL at 26 °C and 750 mmHg . A. What is the volume of the H2 at 0 °C and 1.00 atm pressure (STP)? 2. Express the temperature n ...

The combustion of so2g has keq560x104 at 350 degrees

The combustion of SO2(g) has Keq=5.60x10^4 at 350 degrees Celcius. If 0.350bar of SO2(g) and 0.762bar of O2(g) are mixed initially, what are the partial pressures of each of the three gases when the mixture reaches equil ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

WalMart Identification of theory and critical discussion

Drawing on the prescribed text and/or relevant academic literature, produce a paper which discusses the nature of group

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro