Test Name of Test Reagents Observations Solution n - butyl alcohol H2CrO4 1. sec. butyl alcohol H2CrO4 CHROMIC ACID 2. tert. butyl H2CRO4 3. alcohol n - butyl alcohol Zn in HCI 4. sec. butyl alcohol LUCAS TEST Zn in HCI 5. tert. butyl alcohol Zn in HCI 6. Acetic acid ( CH3 - COOH ) ESTERIFICATION Ethanol 7. Ethyl alcohol IODOFORM 12 & NaOH 8. Propan- 1- ol 12 & NaOH 9. Propan -2- ol 12 & NaOH 10. ACROLEIN Glycerol KHSO4 11. 12. Zymase from yeast FERMENTATION Glucose substance formed

Q: Describe and write about the history of the atomic theory. Compare the five theories.

A: Atomic theory: The theory that tells about the structure of the atom is named atomic theory. Atomic…

Q: A sample of chloroform is found to contain 12.0 g of carbon, 106.4 g of chlorine, and 1.01 g of…

A: Given : Mass of carbon in sample 1 = 12.0 g Mass of chlorine in sample 1 = 106.4 g Mass of hydrogen…

Q: 1A 8A H 2A 3A 4A 5A 6A 7A He Li Be CNOFNE Na Mg 3B 4B 5B 6B 7B 8B 1B 2B AT Si PS C Ar K Ca Sc TivCr…

A:

Q: 1A 8A H 2A 3A 4A 5A 6A 7A He B CN O F Ne Li Be Na Mg 3B 4B 58 6B 7B 881B 28 AI Si PSCI Ar K Ca Sc Ti…

A: Isoelectronic species are defined as the elements or ions having equal number of electrons but…

Q: a)Silver is composed of two naturally occurring isotopes: Ag-107 (51.839%) and Ag-109. The ratio of…

A: In isotopes of any element, number of protons are equal but number of neutrons are different. They…

Q: You are an element capable of producing oxygen when fused with you own kind, which element are you

A: Oxygen is a diatomic gas.

Q: Use the References to access important values if needed for this question. [References] 1 pts M) 1A…

A: Dear student I have given answer to your question in the image format.

Q: K: Mn: Ge: Kr:

A:

Q: Which of the following elements are metals? C Ca Br Co Ni Ar Li Al O ?

A: Metal are electropositive in nature  Metals are have less electronegativity  In periods from left to…

Q: 1A 8A H 2A 3A 4A 5A 6A 7A He Li Be B CNO F Ne Na Mg 38 48 5B 6B 7B 8B 1B 2B AI Si PSCI Ar K Ca Sc Ti…

A:

Q: 1A 8A H 2A 3A 4A SA 6A 7A He BC NO F Ne Li Be Na Mg 38 4B 5B 6B 78 r88 - 1B 28 Ai si P S CI Ar K Ca…

A:

Q: Ge As (1) The element with an electron configuration of 1s²2s²2p®3s²3p64s²3d5 is in group and period…

A: Identification of group and period:

Q: Using only the periodic table arrange the following elements in order of increasing atomic radius:…

A: The size of atom is determined by its atomic radius. Atomic radius is the measure of distance from…

Q: 1A H 2A Li Be Na Mg 3B 4B 5B 6B 7B8B K Ca Sc Ti V Cr Mn Fe Co Ni Cu Zn 1B 2B 8A 3A 4A 5A 6A 7A He B…

A: The electronic configuration can be written by using three rules : Aufbau principle The Pauli's…

Q: 1A 8A H 2A 3A 4A 5A 6A 7A He LI Be aN 0N 3, 8 Na Mg 38 4B 5B 6B 7B 1B 28 AI Si PS CI Ar L 88 - K Ca…

A:

Q: Write the complete electron configuration for the cobalt atom. Using NOBLE GAS notation write the…

A: Write electronic configuration of Cobalt & vanadium ?

Q: A sample of compound X (a clear, colorless, combustible liquid with a noticeable odor) is analyzed…

A: Given information, compound X - 14.13 g carbon and 2.96 g hydrogen compound Y - 19.91 g carbon and…

Q: 1A 8A H 2A 3A 4A 5A 6A 7A He Li Be BCNOF Ne Na Mg 3B 4B 5B 6B 7B 8B 1B 2B Al Si PS CI Ar K Ca Sc Ti…

A:

Q: 1A H2A Li Be Na Mg 3B 4B 5B K Ca Sc Ti V 68 7B 8B 3A 4A 5A 6A 7A He B C N O F Ne 1B 2B Al Si P Cs Ba…

A:

Q: The following is a diagram of energy states and transitions in the hydrogen atom. n: infinity E n 3…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: 235U + 'n93Kr + 140BA + 3 'n Consider the substances in the reaction: Uranium-235, Krypton-93, and…

A: •Any element can be represent as :-                         A                            A → mass…

Q: 6. Explain the hazard identification system briefly.

A: Given question is asking about the hazard identification system, widely used in united states. In…

Q: The planet Zoltan is located in a solar system in the Andromeda galaxy. On Zoltan, the standard unit…

A: We need to consider the units used on the planet Zoltan.

Q: Arrange the following elements in order of increasing electronegativity: phosphorus, sulfur,…

A: Electronegativity is measure of the ability of an atom in a bond to attract electrons to itself. The…

Q: 1A 8A H 2A 3A 4A 5A 6A 7A He Li Be BC NO F Ne Na Mg 3B 4B 5B 6B 7B 8B - IB 28 A1 Si P S CI Ar K Ca…

A:

Q: What is the chemical element? X

A: Here we have asked about the information for the chemical element 'X'. We can tell about this as…

Q: A shiny brown coloured element ‘X’ on heating in air becomes black in colour. Name the element ‘X’…

A: The required reaction is as follows:

Q: The core of planet Earth is primarily composed of oxygen and silicon O gold and silver O iron and…

A:

Q: Arrange the following elements in order of increasing electronegativity: lead, bismuth, thallium,…

A: Electronegativity is the tendency of an atom to attract a shared pair of electron.

Q: Write the complete electron configuration for the cobalt atom. Using NOBLE GAS notation write the…

A:

Q: A generic element, Q, has two isotopes, 195Q and 190Q, and an average atomic mass of 191.86 amu. The…

A: Given- Average atomic mass of Q = 191.86 amu Natural abundance of isotope 195Q = 38% Natural…

Q: 1A 8A H 2A 3A 4A SA 6A 7A He Li Be BC NO F Ne Na Mg 38 4B 5B 68 7B - 8B - 1B 28 AI si P S CI Ar K Ca…

A: Four atoms are isoelectronic with Ar with charge +1 , +2 , -1 , -2 * isoelectronic means they have…

Q: CHl,, Zn(Cu) Et,0 CH,,, Zn(Cu) EちO

A: The Simmons–Smith reaction is an organic reaction involving an organozinc carbanoid that reacts with…

Q: The radius of a uranium atom is 149 pm. How many uranium atoms would have to be laid side by side to…

A:

Q: A sample of Fe weighs 37.2 grams. Will a sample of S that contains the same number of atoms weigh…

A: Weight of Fe sample = 37.2g Atomic mass of Fe = Atomic mass of S = Avogadro's Number =

Q: The element chlorine would be expected to form covalent bond(s) in order to obey the octet rule. Use…

A: The electronic configuration  of H is 1s1.It means it has only one electron .so it will loose 1…

Q: H 2A 3A 4A 5A 6A 7A He Li Be BCNOF Ne Na Mg 38 4B 5B 6B 7B 8B 1B 2B Al Si P S CI Ar K Ca Sc Ti V Cr…

A: Answer :-  (1) Lithium (Li)  (2) Chlorine (Cl)

Q: A monatomic ion with a charge of +2 has an electronic configuration of 1s 2s 2p°3s²3p°. This ion is…

A:

Q: 1A 8A H 2A 3A 4A 5A 6A 7A He B C NO F Ne Li Be Na Mg 3B 4B 5B 6B 7B 8B - 1B 2B A1 Si PS CI Ar K Ca…

A: The elements/atoms containing the identical electron number along with equal electronic…

Q: True or false is an atom is the smallest building block of matter

A: False

Q: Use the References to access important values if needed for this question. 1A 8A H 2A 3A 4A SA 6A 7A…

A: Isoelectronic species are the species having same electrons. Electron of Cl- = (17+1)= 18e-…

Q: Is an igneous rock a mixture compound or element or none of the above.

A: Igneous rocks are formed by the solidification of the molten lava present in the earth crust.

Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.