Question 37 How many ti-bonds are present in the given structure? NO2 N CN
Question 59 How many n bonds does the given structure have? // HoN OS \ ООООО 1 г гоо
what is the molecular formula of the structure? how many sigma bonds are present in the steucture as drawn? how many pi bonds are present in the structure as draw? what is the hybridization of every carbon in the left most ring IN
How many o bonds and how many re bonds are present in allene, H2CCCH2? One o, one t Five o, one it Six o, two Seven o, two Question 13 4 pts In the Lewis structure for formic acid, HCOOH, how many bonding pairs and lone pairs of electrons are present? 4 bonding, 2 lone 4 bonding, 5 lone 5 bonding, Olone 5 bonding. 4 lone
How many electron pairs are shared (i.e., how many bonds are present) in each of the following molecules and ions? (1 point) Part 3 CIO 3 (1 point) Part 4 CN- 1
QUESTION 11 How many nitrate ions are present in 25.0 mL of 0.150 M copper(ll) nitrate solution? e a 0.00750 ions b.4.52 x 1021 ions 12.01 x 1023 ions 2.26 x 1021 tons QUESTION 12 Draw the Lewis structure for NO2, including any resonance structures. Based on the meaning of resonance struc of the nitrite anion? a. It contains 2 single bonds D.It contains 2 bonds of equivalent length, of bond order intermediate between a single and double bond. C.It...
Draw the Lewis structure for hydrogen peroxide, H2O2. Based on this structure, how many polar bonds and non-polar bonds are present? 1 polar bond and 2 non-polar bonds 2 polar bonds and 1 non-polar bond no polar bonds and 3 non-polar bonds 3 polar bonds and no non-polar bonds 2 polar bonds and 2 non-polar bonds
25. How many electrons are in the Lewis structure of a nitrite ion (NO2-)? A) 18 B) 17 C)16 D) 23 E) 24
13. The number of sigma and pi bonds present in an CH2(CN)2 molecule are a. 60 451 b. 40 211 c.40 411 d. 20 61 14. How many lone pair of electrons are there on CH3CONH? a. 11 b.3 c. 6 d. 2 15. IUPAC name of (CHO)2 is (a) Dialdehyde (b) Ethandial (c) Ethandiol (d) Diethanal
How many stereocenters are present in the structure above? How many stereoisomers are actually possible and why? H,0 H O
QUESTION 43 What is the structure of the intermediate formed in this reaction? NO2 NO2 NH2NH2 O₂N ( Br NHNH2 H20 100 °C ON- NO2 Br NH2NH2 ON ON ON NH₂²NH2 NO2 Intermediate 1 Intermediate 2 NO2 ONI ON 1. NO₂ : TNH2+NH2 TH Intermediate 4 Intermediate 3 A. Intermediate 1 ntermediate 2 o C. Intermediate 3 OD. Intermediate 4