Description : A hydrogen atom is paramagnetic. What is a hydrogen molecule? -Do You Know?
Last Answer : answer:
Description : 1. Which combination of foods providing protein quality nearest to that of meat? 2. What does the Constitution name our country? 3. A hydrogen atom is paramagnetic. What is a hydrogen molecule? 4. ... plants and animals? 20. Chand Bibi, who ceded Berar to Akbar, was the ruler of which kingdom?
Last Answer : Answer : 1. Sprouted gram and groundnuts 2. India, that is Bharat 3. Diamagnetic 4. Convectional 5. Cholas 6. 24 hours 7. 1974 8. Colour blindness 9. Temperate cyclones 10. Market control 11. The ... 15. Balban 16. IMF 17. As anti-plague drug 18. The Estimates Committee 19. Increase 20. Ahmednagar
Description : The order of acidic strength of the hydrogen atom `(H_(alpha), H_(beta), H_(gamma))` in the given molecule is : `CH_(3)-underset(H_(beta))underset(|)(
Last Answer : The order of acidic strength of the hydrogen atom `(H_(alpha), H_(beta), H_(gamma))` in the given molecule ... D. `H_(beta)gt H_(alpha) gt H_(gamma)`
Description : What kind of bond is formed when the attraction between the hydrogen atom in one water molecule and the oxygen molecule in another?
Last Answer : Feel Free to Answer
Description : An a-particle is _____. (1) A hydrogen molecule (2) A helium nucleus (3) An atom of hydrogen (4) A proton
Last Answer : (2) A helium nucleus Explanation: Alpha particle, positively charged particle, identical to the nucleus of the helium-4 atom, spontaneously emitted by some radioactive substances, consisting of two protons and two neutrons bound together.
Description : One molecule of hemoglobin can carry how many atom of oxygen? -Do You Know?
Description : what is called a molecule having one atom in it?
Last Answer : Monatomic compounds are composed of single atoms and there are no chemical bonds between these atoms. Diatomic compounds are composed of molecules containing two atoms. ... The main difference between monatomic and diatomic compounds is the number of atoms present in those compounds.
Description : What atom can be found by breaking a water molecule ?
Last Answer : Breaking a water molecule gives one oxygen and two hydrogen atoms
Description : An unknown amino acid has `0.32%` sulphur by mass . If each molecule has one sulphur atom only 1 g of amino acid has . . . . . . . Molecules :-
Last Answer : An unknown amino acid has `0.32%` sulphur by mass . If each molecule has one sulphur atom only 1 g of amino ... C. `6.02xx10^(24)` D. `6.02xx10^(23`
Description : The number of lone pairs of electrons on xenon atom in `XeF_(4)` molecule is
Last Answer : The number of lone pairs of electrons on xenon atom in `XeF_(4)` molecule is A. 4 B. 3 C. 2 D. zero
Description : `XeF_(4)` is a square planar molecule. The hybridisation of xenon atom in this molecule is
Last Answer : `XeF_(4)` is a square planar molecule. The hybridisation of xenon atom in this molecule is A. `dsp^(2)` B. `sp^(3)d` C. `sp^(3)d^(2)` D. `d^(2)sp^(3)`
Description : When is a particle classified as an atom a molecule or formula unit?
Last Answer : Need answer
Description : What is the atom in a molecule of water that is more visited by the shared electrons?
Last Answer : Oxygen has a low negative charge.
Description : What infrmation does the percent composition of an atom in a molecule give?
Last Answer : What is the answer ?
Description : In molecule of calcium sulfide calcium has two valence electron bonds and a sulfur atom has six valence electrons. How many lone pairs of electrons are present in the Lewis structure of calcium?
Description : Is used to indicate the numbers of each type of atom in the naming of a covalent molecule?
Last Answer : Prefixes are used.
Description : What type of atom or molecule is lamppost?
Last Answer : What type of atom or molecule is in lamppost
Description : A chlorine atom reacts with a sodium atom to form sodium chloride, NaCl. A chlorine atom can also react with another chlorine atom to form a chlorine molecule, Cl2. Which statement BEST explains the behavior of chlorine in these two reactions?
Last Answer : A chlorine atom can form ionic bonds by accepting an electron and covalent bonds by sharing electrons.
Description : Each myoglobin molecule contains (A) One iron atom (B) Two iron atoms (C) Four iron atoms (D) Six iron atoms
Last Answer : Answer : A
Description : Each haemoglobin molecule contains (A) One iron atom (B) Two iron atoms (C) Four iron atoms (D) Six iron atoms
Last Answer : Answer : C
Description : (4) less soluble in blood than nitrogen at high pressure Explanation: Deep-sea divers have their oxygen supply mixed with helium in order to avoid the toxic nature of oxygen under extreme pressures. The ... blood which blocks blood flow as the diver comes to the surface of the sea from underwater.
Last Answer : The chemical bahaviour of an atom depends upon - (1) the number of protons in its nucleus (2) the number of neutrons in the nucleus (3) the number of electrons orbiting around the nucleus (4) the number of nucleons in the nucleus
Description : The smallest particle of an element is called - (1) Ion (2) Electron (3) Atom (4) Molecule
Last Answer : (3) Atom Explanation: An element is a substance completely made up of one atom. However, the atom itself is not the smallest known particle, but instead each atom is made up of three individual parts: electrons, protons and neutrons.
Description : One molecule of hemoglobin can carry how many atom of oxygen?
Last Answer : 8
Description : A molecule made up of two kinds of atom is called?
Last Answer : Diatomic molecule
Description : A molecule made up of only\one kind of atom is called?
Last Answer : Monoatomic molecule
Description : An atom is-------? A. smallest indivisible particle in an element B. smallest particle of an element which can undergo a chemical reaction (Answer) C. building block of an element D. always smaller than molecule
Last Answer : B. smallest particle of an element which can undergo a chemical reaction (Answer)
Description : Chlorophyll a molecule at its carbon atom 3 of the pyrrole ring II has one of the following (a) carboxylic group (b) magnesium (c) aldehyde group (d) methyl group
Last Answer : d) methyl group.
Description : Triethylamine [(CH3CH2)3N] is a molecule in which the nitrogen atom is __________ hybridized and the CNC bond angle is __________. (a) sp2; >109.5° (b) sp2; 109.5° (d) sp3;
Last Answer : sp3;
Description : Where are the two lone pairs of electrons of the oxygen atom in an alcohol molecule located? (a) in two p orbitals (b) in two sp orbitals (c) in two sp2 orbitals (d) in two sp3 orbitals
Last Answer : in two sp3 orbitals
Description : In order to become a/an ______, an atom of chlorine must ______ an electron. a. Ion; Gain b. Molecule; Lose c. Ion; Lose d. Molecule; Gain
Last Answer : a. Ion; Gain
Description : Sp3d2 hybridization of central atom of a molecule would lead to............ geometry. a) square planar b) Tetrahedral c) Trigonal bipyramidal d) Octahedral
Last Answer : d) Octahedral
Description : What is shielding in NMR? A. Using a curved piece of metal to block an opponent’s attack B. Putting metal around an Rf source C. When the magnetic moment of an atom blocks the full induced magnetic field from surrounding nuclei D. Blocking parts of a molecule from Rf radiation
Last Answer : When the magnetic moment of an atom blocks the full induced magnetic field from surrounding nuclei
Description : For which molecule can the bonding be described in terms of sp3 hybrid orbitals of the central atom? w) CH4 x) SF6 y) BF3 z) PCL5
Last Answer : ANSWER: B -- CH4
Description : The probability of a photon ionizing an atom or molecule is maximum when (hv-eVi) is as small as: a. 0.5 b. 1.5 c. 3.5 d. 10
Last Answer : The probability of a photon ionizing an atom or molecule is maximum when (hv-eVi) is as small as: a. 0.5 b. 1.5 c. 3.5 d. 10
Description : [Fe(H2O)6]3+ is strongly paramagnetic whereas [Fe(CN)6]3- is weakly paramagnetic. Explain. (At. no. Fe = 26) -Chemistry
Last Answer : In both the cases, Fe is in oxidation state +3. Outer electronic configuration of Fe+3 is : In the presence of CN-, the 3d electrons pair up leaving only one unpaired electron. The ... sp3d2 forming an outer orbital complex. As it contains five unpaired electrons so it is strongly paramagnetic. .
Description : What is the relative permeability of a paramagnetic material? -General Knowledge
Last Answer : The answer is 'Greater than unity'
Description : What is paramagnetic ?
Last Answer : Substances that are weakly attracted by a magnetic field are called paramagnetic. Any substance that has odd or unpaired electrons in its atom ; They tend to be paramagnetic. This is because the rotation or spinning of unpaired electrons in an atom causes a magnetic moment.
Description : What is Paramagnetic Material ?
Last Answer : Chromium , tungsten , aluminum , magnesium etc. are weakly attracted by strong magnets. These are paramagnetic substances. The magnetic field of paramagnetic matter is called paramagnetism.
Description : Among the following , the paramagnetic compound is
Last Answer : Among the following , the paramagnetic compound is A. `Na_(2)O_(2)` B. `O_(3)` C. `Na_(2)O` D. `KO_(2)`
Description : The pair(s) of reagents that yield paramagnetic species is/are
Last Answer : The pair(s) of reagents that yield paramagnetic species is/are A. Na and excess of `NH_(3)` B. K and ... `HNO_(3)` D. `O_(2)` and 2-ethylanthraquinol
Description : The metal carbonyl which is paramagnetic is
Last Answer : The metal carbonyl which is paramagnetic is A. `Ni(CO)_(4)` B. `V(CO)_(6)` C. `Cr(CO)_(6)` D. `Fe(CO)_(5)`
Description : `[NiCl_(4)]^(2-)` is paramagnetic and therefore its geometry is :
Last Answer : `[NiCl_(4)]^(2-)` is paramagnetic and therefore its geometry is : A. pyramidal B. bi-pyramidal C. tetrahedral D. square planar
Description : Nickel `(Z=28)` combines with a uninegative monodentate ligand `X^(-)` to form a paramagnetic complex `[NiX_4]^(2-)`. The number of unpaired electron(
Last Answer : Nickel `(Z=28)` combines with a uninegative monodentate ligand `X^(-)` to form a paramagnetic complex ... C. one, square planar D. two, square planar
Description : Which one of the following has lowest value of paramagnetic behaviour?
Last Answer : Which one of the following has lowest value of paramagnetic behaviour? A. `[Co(CN)_(6)]^(3-)` B. `[Fe(CN)_(6)]^(3 ... 6)]^(3-)` D. `[Cr(CN)_(6)]^(3-)`
Description : Among `[Ni(CO)_(4)], [NiCl_(4)]^(2-), [Co (NH_(3))_(4) Cl_(2)] Cl, Na_(3) [CoF_(6)], Na_(2)O_(2)` and `CsO_(2)`, the total number of paramagnetic comp
Last Answer : Among `[Ni(CO)_(4)], [NiCl_(4)]^(2-), [Co (NH_(3))_(4) Cl_(2)] Cl, Na_(3) [CoF_(6)], ... total number of paramagnetic compounds is A. 2 B. 3 C. 4 D. 5
Description : Statement I `[Fe(H_(2)O)_(5)NO]SO_(4)` is paramagnetic Statement II The Fe in `[Fe(H_(2)O)_(5)NO]SO_(4)` has three unpaired electrons .
Last Answer : Statement I `[Fe(H_(2)O)_(5)NO]SO_(4)` is paramagnetic Statement II The Fe in `[Fe(H_(2)O) ... is false D. Statement-1 is false, statement-2 is true.